ABOUT THE SPEAKER
Johnny Lee - Human-computer interaction researcher
Researcher Johnny Lee became a YouTube star with his demo of Wii Remote hacks -- bending the low-cost game piece to power an interactive whiteboard, a multitouch surface, a head-mounted display ...

Why you should listen

To understand Johnny Lee, just take a look at his website. Aside from his Wii Remote hacks -- voted the #1 tech demo of all time by Digg -- you can see all the other places his mind has turned: typography, photography, urban renewal ... to say nothing of his interesting sideline in Little Great Ideas, like the hypnotic "___ will ___ you."

After earning his PhD from the Human-Computer Interaction Institute at Carnegie Mellon University, he joined the team at Microsoft responsible for Project Natal, a controller-free motion sensing device for the Xbox 360. He's since turned his attention to accelerated technology R&D at Google.

More profile about the speaker
Johnny Lee | Speaker | TED.com
TED2008

Johnny Lee: Free or cheap Wii Remote hacks

Johnny Lee predstavi programsko opremo za krmilnik Wii Remote

Filmed:
6,914,172 views

Johnny Lee predstavi programsko opremo, ki jo je skupaj s krmilnikom Wii Remote in nekaj poceni sestavnimi deli združil v napredna izobrazbena orodja. Tako je igralni plošček, vreden 40 dolarjev, spremenil v interaktivno tablo, na dotik občutljivi zaslon (touchscreen) in naglavni senzor za premikanje pogleda v tridimenzionalnem okolju na zaslonu (3-D viewer).
- Human-computer interaction researcher
Researcher Johnny Lee became a YouTube star with his demo of Wii Remote hacks -- bending the low-cost game piece to power an interactive whiteboard, a multitouch surface, a head-mounted display ... Full bio

Double-click the English transcript below to play the video.

00:19
So, as researchersraziskovalci, something that we oftenpogosto do is use immenseogromno resourcesvirov
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Raziskovalci pogosto porabimo veliko sredstev,
00:24
to achievedoseči certainnekateri capabilitieszmogljivosti, or achievedoseči certainnekateri goalscilji.
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da bi dosegli določeno zmogljivost ali določene cilje.
00:27
And this is essentialbistveno to the progressnapredek of scienceznanost,
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To je bistvenega pomena za napredek znanosti
00:29
or explorationraziskovanje of what is possiblemogoče.
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in raziskovanje novih potencialov.
00:31
But it sortRazvrsti of createsustvarja this unfortunatenesrečni situationsituacija
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Toda hkrati pa ustvari to nerodno situacijo,
00:34
where a tinymajhen, tinymajhen fractionulomek of the worldsvet
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kjer se lahko le zelo majhen del sveta
00:36
can actuallydejansko participatesodelovati in this explorationraziskovanje
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udeleži teh raziskav
00:38
or can benefitkoristi from that technologytehnologijo.
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ali koristi te tehnologije.
00:40
And something that motivatesmotivira me,
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Pri moji raziskavi me še posebej
00:41
and what getsdobi me really excitednavdušen about my researchraziskave,
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spodbudi in navduši,
00:43
is when I see simplepreprosto opportunitiespriložnosti
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ko odkrijem enostavne priložnosti,
00:45
to drasticallydrastično changesprememba that distributiondistribucija
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ki lahko spremenijo širjenje
00:47
and make the technologytehnologijo accessibledostopen
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in dostop do tehnologij
00:49
to a much widerširše percentageodstotek of the populationprebivalstvo.
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na veliko večji delež svetovnega prebivalstva.
00:51
And I'm going to showshow you two videosvideo posnetke
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Pokazal vam bom dva posnetka,
00:53
that have gottengotten a lot of attentionpozornost recentlypred kratkim
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ki sta v zadnjem času zelo popularna
00:54
that I think embodyVključi this philosophyfilozofija.
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in po mojem mnenju poosebljata to idejo.
00:56
And they actuallydejansko use the NintendoNintendo WiiWii remoteoddaljeni.
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Pri tem bomo uporabili Nintendov krmilnik Wii Remote.
00:59
Now, for those of you who aren'tne familiarznano with this devicenaprave,
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Za tiste, ki s to napravo niste seznanjeni,
01:01
it's a $40 videovideo gameigro controllerkrmilnik.
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to je igralni plošček, ki stane 40 dolarjev.
01:04
And it's mostlyvečinoma advertisedoglašuje for its motiongibanje sensorsenzor capabilitieszmogljivosti:
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Njegova posebnost je zmožnost zaznavanja gibov.
01:07
so you can swingswing a tennistenis racketlopar, or hitudaril a baseballbaseball batnetopir.
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Tako lahko v igri zamahnete tenis lopar ali palico za baseball.
01:10
But what actuallydejansko interestsinteresov me a lot more
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Meni pa je veliko bolj zanimivo to,
01:12
is the factdejstvo that in the tipnasvet of eachvsak controllerkrmilnik
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da je v konici vsakega igralnega ploščka
01:14
is a relativelyrelativno high-performingvisoko učinkovitih infraredinfrardeči camerakamera.
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vgrajena relativno visokozmogljiva infrardeča kamera.
01:17
And I'm going to showshow you two demosdemos of why this is usefulkoristno.
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Z dvema predstavitvama vam bom pokazal, zakaj je to uporabno.
01:21
So here, I have my computerračunalnik setnastavite up with the projectorprojektor,
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Tukaj imam svoj računalnik priklopljen na projektor
01:25
and I have a WiiWii remoteoddaljeni sittingsedi on topna vrh of it.
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in na projektorju leži krmilnik Wii Remote.
01:27
And, for exampleprimer, if you're in a schoolšola
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Če ste na primer v šoli
01:30
that doesn't have a lot moneydenar, whichki is probablyverjetno a lot of schoolsšole,
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z nizkim proračunom, katerih je najbrž veliko,
01:32
or if you're in an officeurad environmentokolje,
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ali pa ste v pisarni
01:34
and you want an interactiveinteraktivno whiteboardtabla,
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in bi želeli imeti interaktivno tablo,
01:36
normallyobičajno these coststroški about two to threetri thousandtisoč dollarsdolarjev.
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potem te ponavadi stanejo okrog 2.000 do 3.000 dolarjev.
01:39
So what I'm going to showshow you how to do
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Zato vam bom pokazal, kako si jo lahko
01:41
is how to createustvarite one with a WiiWii remoteoddaljeni.
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izdelate sami s pomočjo krmilnika Wii Remote.
01:43
Now, this requireszahteva anotherdrugo piecekos of hardwarestrojna oprema,
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Poleg tega boste potrebovali tudi
01:46
whichki is this infraredinfrardeči penpero.
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flomaster z infrardečo diodo v konici.
01:48
You can probablyverjetno make this yourselfsami for about fivepet dollarsdolarjev
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Za ceno 5 dolarjev ga lahko sestavite sami doma
01:51
with a quickhitro trippotovanje to the RadioRadio ShackLope.
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s hitrim obiskom v bližnjo računalniško trgovino.
01:52
It's essentiallyv bistvu got a batterybaterijo, a buttongumb and an infraredinfrardeči LED,
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Sestavljen je iz baterije, gumba in infrardeče diode,
01:55
and it turnszavrti on -- you guys can't see it --
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ki se vključi, vi tega ne vidite,
01:57
but it turnszavrti on wheneverkadarkoli I pushpush the buttongumb.
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ampak vključi se, ko pritisnete na gumb.
01:59
Now, what this meanssredstva is that if I runteči this piecekos of softwareprogramsko opremo,
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To pomeni, da lahko kamera z zagonom tega programa
02:03
the camerakamera seesvidi the infraredinfrardeči dotdot,
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zazna infrardečo diodo
02:07
and I can registerregister the locationlokacija of the camerakamera pixelsslikovnih pik
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in uskladi položaj točk kamere
02:12
to the projectorprojektor pixelsslikovnih pik. And now this is like a whiteboardtabla surfacepovršina.
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s točkami projektorja in postane interaktivna tabla.
02:15
(ApplauseAplavz)
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(Aplavz)
02:18
So for about $50 of hardwarestrojna oprema, you can have your ownlastno whiteboardtabla.
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Tako lahko imate za 50 dolarjev lastno interaktivno tablo.
02:21
This is AdobeAdobe PhotoshopPhotoshop.
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To je Adobe Photoshop.
02:24
(ApplauseAplavz)
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(Aplavz)
02:30
Thank you.
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Hvala.
02:31
(LaughterSmeh)
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(Smeh)
02:32
Now, the softwareprogramsko opremo for this I've actuallydejansko put on my websitespletno stran
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Ta program je naložen na moji spletni strani
02:35
and have let people downloadprenesi it for freeprost.
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in si ga lahko naložite brezplačno.
02:37
And in the threetri monthsmesecev that this projectprojekt has been publicjavnost,
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Po treh mesecih od objave projekta v javnost
02:39
it's been downloadedpreneseno over halfpol a millionmilijonov timeskrat.
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je bilo opravljenih več kot pol milijona prenosov.
02:41
So teachersučitelji and studentsštudenti all around the worldsvet
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Torej program že uporabljajo učitelji in učenci
02:44
are alreadyže usinguporabo this.
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po celem svetu.
02:45
(ApplauseAplavz)
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(Aplavz)
02:51
I want to quicklyhitro say that althoughčeprav it does do it for 50 dollarsdolarjev,
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Rad bi samo dodal, da čeprav je zmožen vsega tega za le 50 dolarjev,
02:53
there are some limitationsomejitve of this approachpristop.
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je uporaba vseeno nekoliko omejena.
02:55
But you get about 80 percentodstotkov of the way there,
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Toda za le en odstotek cene
02:57
for about one percentodstotkov of the coststroški.
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lahko imate 80 odstotni izkoristek.
02:58
AnotherDrugo nicelepo thing is that a camerakamera can see multiplevečkraten dotspike,
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Dobro je tudi, da lahko kamera zazna več točk
03:01
so this is actuallydejansko
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in je s tem
03:02
a multi-touchmulti-touch, interactiveinteraktivno whiteboardtabla systemsistem as well.
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omogočen tudi večdotični sistem.
03:04
(ApplauseAplavz)
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(Aplavz)
03:07
For the seconddrugič demodemo, I have this WiiWii remoteoddaljeni
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Za drugo predstavitev sem krmilnik Wii Remote
03:09
that's actuallydejansko nextNaslednji to the TVTV.
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namestil poleg televizije.
03:11
So it's pointingobrnjena away from the displayprikaz,
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Namesto, da bi ga usmeril proti zaslonu,
03:12
ratherprecej than pointingobrnjena at the displayprikaz.
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je v bistvu obrnjen stran.
03:15
And why this is interestingzanimivo
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To je zanimivo zato,
03:17
is that if you put on, say, a pairpar of safetyvarnost glassesočala,
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ker lahko s parom očal,
03:21
that have two infraredinfrardeči dotspike in them,
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na katerih sta pritrjeni dve infrardeči diodi,
03:23
what these two dotspike are essentiallyv bistvu going to give you
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računalniku pošljete
03:25
is, give the computerračunalnik an approximationpribliževanje of your headglava locationlokacija.
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približek lokacije svoje glave.
03:28
And why this is interestingzanimivo
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To pa je zanimivo zato,
03:29
is I have this sortRazvrsti of applicationaplikacija runningteče on the computerračunalnik monitormonitor,
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ker imam na računalniškem zaslonu zagnano aplikacijo,
03:32
whichki has a 3D roomsoba, with some targetscilje floatingplavajoče in it.
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ki simulira tridimenzionalen prostor z lebdečimi predmeti.
03:35
And you can see that it looksizgleda like a 3D roomsoba -- if
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In kot lahko vidite, je podobno 3-D prostoru,
03:38
you can see -- kindvrste of like a videovideo gameigro, it sortRazvrsti of looksizgleda 3D,
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kot v računalniški igri, nekako deluje tridimenzionalno.
03:41
but for the mostnajbolj partdel, the imagesliko looksizgleda prettylepa flatstanovanje,
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Toda slika predvsem deluje ploščata
03:43
and boundvezani to the surfacepovršina of the screenzaslon.
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in pritrjena na površino zaslona.
03:45
But if we turnobrat on headglava trackingsledenje,
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Toda, če vključimo sledenje glave,
03:50
the computerračunalnik can changesprememba the imagesliko that's on the screenzaslon
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lahko računalnik spremeni sliko na zaslonu
03:52
and make it respondodgovoriti to the headglava movementsgibanja.
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in jo prilagodi gibom glave.
03:55
So let's switchstikalo back to that.
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Zato zdaj vključimo to.
03:57
(LaughterSmeh)
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(Smeh)
04:01
(ApplauseAplavz)
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(Aplavz)
04:11
So this has actuallydejansko been a little bitbit startlingpresenetljivo
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Razvijalci iger so se tega
04:14
to the gameigro developmentrazvoj communityskupnosti.
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v bistvu precej ustrašili.
04:15
(LaughterSmeh)
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(Smeh)
04:17
Because this is about 10 dollarsdolarjev of additionaldodatne hardwarestrojna oprema
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Saj vse to predstavlja samo dodatnih 10 dolarjev,
04:20
if you alreadyže have a NintendoNintendo WiiWii.
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če že imate v lasti igralno konzolo Wii.
04:22
So I'm looking forwardnaprej to seeingvidenje some gamesigre,
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Zato se že veselim nekaterih iger.
04:24
and actuallydejansko LouisLouis CastleCastle, that's him down there,
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Louis Castle, tam spodaj sedi,
04:27
last weekteden announcednapovedal that ElectronicElektronski ArtsUmetnost,
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je prejšnji teden oznanil, da bo Electronic Arts,
04:28
one of the largestnajvečji gameigro publisherszaložniki, is releasingsprostitev a gameigro in MayMaja
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eden največjih založnikov iger, maja izdal igro,
04:32
that has a little EasterVelikonočni eggjajce featurefunkcija
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v kateri bo "računalniški pirh",
04:33
for supportingpodpora this typetip of headglava trackingsledenje.
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ki bo podpiral tovrstno naglavno sledenje.
04:36
So -- and that's from lessmanj than fivepet monthsmesecev
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To se je v manj kot petih mesecih
04:38
from a prototypeprototip in my lablaboratorij to a majorMajor commercialkomercialni productizdelek.
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iz prototipa v moji delavnici razvilo v tržni proizvod.
04:41
(ApplauseAplavz)
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(Aplavz)
04:47
Thank you.
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Hvala.
04:50
But actuallydejansko, to me, what's almostskoraj more interestingzanimivo
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Mi je pa še bolj zanimivo,
04:52
than eitherbodisi of these two productsizdelkov
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kako so ljudje izvedeli
04:54
is how people actuallydejansko foundnajdemo out about them.
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za ta dva izdelka.
04:56
YouTubeYouTube has really changedspremenjeno the way, or changedspremenjeno the speedhitrost,
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YouTube je močno vplival na to,
05:00
in whichki a singlesamski individualposameznik
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kako hitro lahko posameznik
05:01
can actuallydejansko spreadširjenje an ideaideja around the worldsvet.
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razširi idejo po celem svetu.
05:03
You know, I'm doing some researchraziskave in my lablaboratorij with a videovideo camerakamera,
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V enem trenutku razvijam v svoji delavnici video kamero
05:06
and withinznotraj the first weekteden, a millionmilijonov people had seenvidel this work,
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in v enem tednu si je moje delo ogledalo že milijon ljudi.
05:10
and literallydobesedno withinznotraj daysdnevi, engineersinženirji, teachersučitelji and studentsštudenti
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In dobesedno v nekaj dneh so inženirji, učitelji in učenci
05:13
from around the worldsvet, were alreadyže postingobjavljate theirnjihovi ownlastno YouTubeYouTube videosvideo posnetke
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iz celega sveta objavljali lastne posnetke na YouTube-u,
05:17
of them usinguporabo my systemsistem or derivativesderivati of this work.
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v katerih so uporabljali moj sistem ali nekakšne predelave.
05:19
So I hopeupanje to see more of that in the futureprihodnost,
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Zato upam, da bom v prihodnosti tega videl veliko več,
05:22
and hopeupanje onlinena spletu videovideo distributiondistribucija
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in upam, da bo raziskovalna skupnost
05:24
to be embracedobjemal by the researchraziskave communityskupnosti.
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spletno distribucijo videov sprejela.
05:26
So thank you very much.
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Najlepša hvala.
05:27
(ApplauseAplavz)
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(Aplavz)
Translated by Miha Helbl
Reviewed by Tilen Pigac - EFZG

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ABOUT THE SPEAKER
Johnny Lee - Human-computer interaction researcher
Researcher Johnny Lee became a YouTube star with his demo of Wii Remote hacks -- bending the low-cost game piece to power an interactive whiteboard, a multitouch surface, a head-mounted display ...

Why you should listen

To understand Johnny Lee, just take a look at his website. Aside from his Wii Remote hacks -- voted the #1 tech demo of all time by Digg -- you can see all the other places his mind has turned: typography, photography, urban renewal ... to say nothing of his interesting sideline in Little Great Ideas, like the hypnotic "___ will ___ you."

After earning his PhD from the Human-Computer Interaction Institute at Carnegie Mellon University, he joined the team at Microsoft responsible for Project Natal, a controller-free motion sensing device for the Xbox 360. He's since turned his attention to accelerated technology R&D at Google.

More profile about the speaker
Johnny Lee | Speaker | TED.com