Why the shape of your screen matters - Brian Gervase

566,118 views ใƒป 2012-09-13

TED-Ed


์•„๋ž˜ ์˜๋ฌธ์ž๋ง‰์„ ๋”๋ธ”ํด๋ฆญํ•˜์‹œ๋ฉด ์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค.

๋ฒˆ์—ญ: Gemma Lee ๊ฒ€ํ† : K Bang
00:14
You know, back in the '40s and '50s,
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00:16
the original standard television had a 4 to 3 width to height ratio.
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์›๋ž˜ ํ‹ฐ๋ธŒ์ด์˜ ๋„ˆ๋น„์™€ ๋†’์ด ๋น„์œจ์ด 4:3 ์ด์—ˆ์–ด์š”.
00:19
That shape was chosen to be a slight rectangle,
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๊ทธ ๋ชจ์–‘์€ ์•ฝ๊ฐ„ ์ง์‚ฌ๊ฐํ˜•์ด์—ˆ๋Š”๋ฐ
00:22
but still mostly square, thus having the maximal screen area
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๊ฑฐ์˜ ์ •์‚ฌ๊ฐํ˜•์— ๊ฐ€๊นŒ์› ์–ด์š”. ๊ทธ๋ž˜์„œ ์ •ํ•ด์ง„ ํฌ๊ธฐ์— ๋Œ€๋น„ํ•ด ๊ฐ€์žฅ ํฐ ํ™”๋ฉด ๋„“์ด๋ฅผ ๊ฐ–๊ณ  ์žˆ์—ˆ์ฃ .
00:25
for the given dimensions.
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์˜ค๋Š˜๋‚  ์ง‘์— ์žˆ๋Š” ๋งŽ์€ ํ‹ฐ๋ธŒ์ด์™€ ์ปดํ“จํ„ฐ ๋ชจ๋‹ˆํ„ฐ๋„ ์•„์ง ๊ทธ ๋น„์œจ์„ ๊ฐ–๊ณ  ์žˆ์–ด์š”.
00:27
And that's still the ratio on many TVs and computer monitors in today's homes.
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00:31
The problem is, hardly anybody today treats video content in a 4 to 3 ratio.
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๋ฌธ์ œ๋Š” ์š”์ฆ˜ ๋“ค์–ด์„œ ๋น„๋””์–ด ๋‚ด์šฉ์„ 4:3 ๋น„์œจ๋กœ๋Š” ์ฒ˜๋ฆฌํ•  ์ˆ˜ ์—†๋‹ค๋Š” ๊ฒ๋‹ˆ๋‹ค.
00:35
See, this whole problem started
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์‚ฌ๋žŒ๋“ค์ด ๊ทน์žฅ์ด๋‚˜ ์ง‘์—์„œ ํŽธํ•˜๊ฒŒ ์˜ํ™”๋ฅผ ๋ณด๊ณ  ์‹ถ์–ดํ•  ๋•Œ
00:37
when people wanted to watch movies from the theater
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00:39
in the comfort of their own homes.
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์ด๋Ÿฐ ๋ฌธ์ œ๊ฐ€ ์ƒ๊ฒผ์Šต๋‹ˆ๋‹ค.
00:41
Movie screens are considerably larger than our home television.
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์˜ํ™”๊ด€ ํ™”๋ฉด์€ ์ง‘์— ์žˆ๋Š” ํ‹ฐ๋ธŒ๋ณด๋‹ค ํ›จ์”ฌ ๋” ํฝ๋‹ˆ๋‹ค.
00:44
More important, the screen is completely different rectangle
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๊ทธ๋ณด๋‹ค ์ค‘์š”ํ•œ ๊ฑด ํ™”๋ฉด์ด ์ „ํ˜€ ๋‹ค๋ฅธ ์ง์‚ฌ๊ฐํ˜•์ด๋ผ๋Š” ๊ฒ๋‹ˆ๋‹ค.
00:47
and can't mathematically fit on our TV screens without manipulation.
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์กฐ์ž‘ํ•˜์ง€ ์•Š๊ณ ์„œ๋Š” ์ˆ˜ํ•™์ ์œผ๋กœ ํ‹ฐ๋ธŒ์ด ํ™”๋ฉด์— ๋งž์ถœ ์ˆ˜ ์—†์ฃ .
00:50
A typical TV is one and a third times wider than it is tall
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์ „ํ˜•์ ์ธ ํ‹ฐ๋ธŒ์ด๋Š” ๋„ˆ๋น„๊ฐ€
๋†’์ด๋ณด๋‹ค 1.33๋ฐฐ ๊น๋‹ˆ๋‹ค. ์–ด๋–ค ์˜ํ™”๊ด€ ํ™”๋ฉด์˜ ํญ์€
00:54
Some movie screens could be up to three times as wide as it is tall.
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๋†’์ด๋ณด๋‹ค 3๋ฐฐ๊นŒ์ง€ ๊ธธ ์ˆ˜๋„ ์žˆ์–ด์š”.
00:58
So what're we going to do to make it fit? Well, we have all kinds of options.
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ํ™”๋ฉด์— ๋งž์ถ”๋ ค๋ฉด ์–ด๋–ป๊ฒŒ ํ•ด์•ผ ํ• ๊นŒ์š”? ์Œ, ์—ฌ๋Ÿฌ ๋ฐฉ๋ฒ•์ด ์žˆ์–ด์š”.
01:01
Well, we could squeeze and stretch and mangle everything onto the screen,
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์ค„์ด๊ฑฐ๋‚˜ ๋Š˜์—ฌ์„œ ์–ต์ง€๋กœ ํ™”๋ฉด์— ๋„ฃ์„ ์ˆ˜ ์žˆ์ฃ .
01:05
to make it all fill up,
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ํ™”๋ฉด์— ๋‹ค ๋“ค์–ด๊ฐ€๋„๋ก์š”. ๊ทธ๋Ÿฌ๋ฉด ๋ชจ๋‘ ํ„ฐ๋ฌด๋‹ˆ์—†์ด ๊ฐ€๋Š˜์–ด์ง€๊ฑฐ๋‚˜ ๋ˆŒ๋ ค ์žˆ์„ ๊ฑฐ์—์š”.
01:06
and everyone would look ridiculously thin and compressed.
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01:09
The good news is the sound would be just fine,
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์ข‹์€ ์†Œ์‹์ด๋ผ๋ฉด ์†Œ๋ฆฌ๋Š” ๊ดœ์ฐฎ๋‹ค๋Š” ๊ฑฐ์ฃ .
01:11
although I don't think people would be too happy about that option,
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๊ทธ ๋ฐฉ๋ฒ•์„ ์‚ฌ๋žŒ๋“ค์ด ์ข‹์•„ํ•  ๊ฑฐ๋ผ๊ณ  ์ƒ๊ฐํ•˜์ง€ ์•Š์•„์š”.
01:14
particularly the actors in the movie.
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ํŠนํžˆ ์˜ํ™”์— ๋‚˜์˜ค๋Š” ๋ฐฐ์šฐ๋“ค์ด์š”.
01:16
We could just cut a chunk of the original movie like a cookie cutter
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์˜ํ™” ์›๋ณธ์—์„œ ํ•œ ๋ถ€๋ถ„์„ ๊ณผ์ž ์ž๋ฅด๋“ฏ์ด ์ž˜๋ผ์„œ
01:19
and just see that frame of the movie.
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์˜ํ™”์˜ ์ผ๋ถ€๋งŒ ๋ณผ ์ˆ˜๋„ ์žˆ์–ด์š”.
01:21
The problem with that would be people and objects
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๊ทธ๋ ‡๊ฒŒ ํ–ˆ์„ ๋•Œ ๋ฌธ์ œ๋Š” ๋“ฑ์žฅ ์ธ๋ฌผ๊ณผ ๋Œ€์ƒ๋“ค์ด
01:23
would be speaking from off the screen, or, even worse, they might be cut in half.
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ํ™”๋ฉด ๋ฐ–์—์„œ ๋ง์„ ํ•˜๊ฑฐ๋‚˜, ์‹ฌํ•  ๋•Œ๋Š” ๋ฐ˜์ชฝ์œผ๋กœ ์ž˜๋ฆด ์ˆ˜๋„ ์žˆ์–ด์š”.
์ผ๋ถ€ ์˜ํ™” ํŽธ์ง‘์ž๋“ค์€ "์ด๋™ํ•ด์„œ ํ›“๋Š”" ๊ธฐ๋ฒ•์„ ์”๋‹ˆ๋‹ค.
01:27
Some movie editors use what's called the "pan and scan" technique
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01:29
to allow the full height of the TV screen to be used,
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ํ‹ฐ๋ธŒ์ด ํ™”๋ฉด์˜ ์ „์ฒด ๋†’์ด๋ฅผ ๋‹ค ์“ฐ์ง€๋งŒ
01:31
but pick and choose what section of the original movie
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์˜ํ™” ์›๋ณธ์˜ ํ•œ ๋ถ€๋ถ„์„ ๊ณจ๋ผ์„œ ๋ณด์—ฌ์ฃผ๋Š” ๊ฑฐ์ง€์š”.
01:34
should be shown on your screen
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๊ทธ๋ž˜์„œ ์‚ฌ๋žŒ์ด ์—†์–ด์ง€๋Š” ๊ฒƒ๊ณผ ๊ฐ™์€ ์งœ์ฆ๋‚˜๋Š” ์ผ์€ ํ”ผํ•  ์ˆ˜ ์žˆ์–ด์š”.
01:36
thus eliminating the annoying cutting of people.
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๊ทธ ์ผ์„ ์ƒ๊ฐํ•ด๋ณด์„ธ์š”. 4:3 ๋น„์œจ๋กœ ๋œ ๊ตฌ๋ฉ์œผ๋กœ
01:38
Imagine that job: staring at a 4 to 3 hole
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01:40
watching movies all day, deciding for everyone
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ํ•˜๋ฃจ๋‚ด๋‚ด ์˜ํ™”๋ฅผ ๋ณด๋ฉด์„œ ์‚ฌ๋žŒ๋“ค์ด ๋ด์•ผ ํ• 
01:42
which piece of the screen is the most important part for people to see.
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๊ฐ€์žฅ ์ค‘์š”ํ•œ ๋ถ€๋ถ„์ด ์–ด๋–ค ์žฅ๋ฉด์ธ๊ฐ€๋ฅผ ์ •ํ•˜๋Š” ์ผ์ด์š”.
01:45
Now let's do a little quick math.
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์ด์ œ ๊ฐ„๋‹จํ•œ ์ˆ˜ํ•™ ๋ฌธ์ œ๋ฅผ ํ’€์–ด๋ณด์ฃ .
01:47
If we compare a major cinematic film produced on a 2.35 to 1 aspect frame
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2.35:1 ๋น„์œจ๋กœ ๋งŒ๋“  ์˜ํ™”๊ด€์šฉ ์˜ํ™”๋ฅผ
01:51
with my standard 4 to 3 TV screen,
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4:3 ํ‘œ์ค€ ํ‹ฐ๋ธŒ์ด ํ™”๋ฉด๊ณผ ๋น„๊ตํ•ด๋ณด๋ฉด,
์–ด๋Š ์ˆœ๊ฐ„์ด๋“  ์˜ํ™”์˜ 55%๋งŒ
01:54
we find out that only 55% of the movie can actually fit on the screen
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์‹ค์ œ๋กœ ํ™”๋ฉด์— ์ฑ„์šธ ์ˆ˜ ์žˆ์–ด์š”.
01:58
at any one time.
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01:59
Just over half!
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์ ˆ๋ฐ˜์ด ์กฐ๊ธˆ ๋„˜๋Š” ๊ฑฐ์ฃ !
02:00
You've seen the disclaimer at the beginning of the movie on TV or DVD
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์—ฌ๋Ÿฌ๋ถ„์€ ํ‹ฐ๋ธŒ์ด๋‚˜ DVD ์˜ํ™” ์‹œ์ž‘ ๋ถ€๋ถ„์— ์–‘ํ•ด๋ฅผ ๊ตฌํ•œ๋‹ค๋Š” ๋ฌธ๊ตฌ๋ฅผ ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:04
that says, "This film has been modified
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"์ด ์˜ํ™”๋Š” ํ‹ฐ๋ธŒ์ด ํ™”๋ฉด์— ๋งž์ถ”๊ธฐ ์œ„ํ•ด ์›๋ž˜ ์˜ํ™” ํฌ๊ธฐ๋ฅผ ๊ณ ์ณค์Šต๋‹ˆ๋‹ค."๋ผ๊ณ  ํ•˜์ฃ .
02:06
from its original format to fit on your TV screen."
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02:08
Well, what it should say is,
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๊ธ€์Ž„์š”, ์‚ฌ์‹ค์€ "์šฐ๋ฆฌ๋Š” ์˜ํ™”์˜ 55%๋งŒ ๊ณจ๋ผ์„œ ๋ณด์—ฌ์ฃผ๊ณ  ์žˆ์–ด์š”."๋ผ๊ณ  ๋งํ•ด์•ผ๊ฒ ์ฃ .
02:09
"We are only displaying 55% of the movie of our choosing."
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02:12
Now for all the full-screen TV lovers,
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์ „์ฒด ํ™”๋ฉด์„ ์“ฐ๋Š” ํ‹ฐ๋ธŒ์ด๋ฅผ ์ข‹์•„ํ•˜๋Š” ์‚ฌ๋žŒ๋“ค์—๊ฒŒ
02:14
this is your dilemma:
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์ด๊ฑด ๊ณ ๋ฏผ๊ฑฐ๋ฆฌ์ด์ฃ . ์˜ํ™”๋ฅผ ๋‹ค ๋ณด๊ณ  ์‹ถ๋‚˜์š”?
02:16
do you want to see all the movie, or is 55% good enough?
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์•„๋‹ˆ๋ฉด 55%๋ผ๋„ ๊ดœ์ฐฎ๋‚˜์š”? ์ƒˆ๋กœ ๋‚˜์˜จ ํ‹ฐ๋ธŒ์ด๋Š” ์–ด๋•Œ์š”?
02:19
How about new TVs?
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์ด๋ฒˆ ์„ธ๊ธฐ์— ๋“ค์–ด์™€์„œ ์ผ๋ถ€ ๋Œ€ํ˜• ํ™”๋ฉด ํ‹ฐ๋ธŒ์ด๋Š”
02:21
Around the start of the century, some widescreen TVs
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02:23
emerged in a 16 to 9, or 1.78 times wider than it is tall.
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16:9 ๋น„์œจ, ๊ทธ๋Ÿฌ๋‹ˆ๊นŒ ๋„ˆ๋น„๊ฐ€ ๋„“์ด๋ณด๋‹ค 1.78 ๋ฐฐ์ธ ๋น„์œจ๋กœ ๋‚˜์™”์–ด์š”.
02:27
Well, this screen fits the movie a little better,
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์ž, ์ด๋Ÿฐ ํ™”๋ฉด์€ ์˜ํ™”๋ฅผ ์กฐ๊ธˆ ๋” ์ž˜ ๋ณด์—ฌ์ฃผ์ฃ .
02:29
but still only shows 75% of the original movie at one time.
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ํ•˜์ง€๋งŒ ์•„์ง๋„ ํ•œ ๋ฒˆ์— ์›๋ž˜ ์˜ํ™”์˜ 75%๋งŒ ๋ณด์—ฌ์ฃผ์ฃ .
02:32
Suppose someone made a TV for your living room
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๊ฑฐ์‹ค์—์„œ ์ „์ฒด ์˜ํ™”๋ฅผ ๋‹ค ๋ณผ ์ˆ˜ ์žˆ๋Š” 2.35:1 ๋น„์œจ์˜ ํ‹ฐ๋ธŒ์ด๋ฅผ ๋ˆ„๊ฐ€ ๋งŒ๋“ ๋‹ค๊ณ  ํ•ฉ์‹œ๋‹ค.
02:35
that was actually 2.35 to 1 to show those full movies?
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02:37
Well, the TV with the same height as the most current 50-inch TVs -
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๊ธ€์Ž„์š”, ์ง€๊ธˆ ๊ฐ€์žฅ ๋งŽ์ด ์œ ํ†ต๋˜๋Š” 50์ธ์น˜ ํ‹ฐ๋ธŒ์ด์™€ ๊ฐ™์€ ๋†’์ด๋ฅผ ๊ฐ€์ง€๋Š”
02:40
that TV would be close to six feet long.
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ํ‹ฐ๋ธŒ์ด๋Š” ๊ธธ์ด๊ฐ€ 1.8๋ฏธํ„ฐ์ฏค ๋  ๊ฑฐ์—์š”.
๊ฑฐ๊ธฐ๋‹ค ์˜ํ™”๋ฅผ ๋ณผ ๋•Œ๋Š” ์ „์ฒด ํ™”๋ฉด์„ ์“ฐ๊ฒ ์ฃ .
02:43
And on top of that, you'd only use the full screen when you watched movies.
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02:46
Most of the other content would have to be stretched,
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๋‹ค๋ฅธ ๋‚ด์šฉ์˜ ๋Œ€๋ถ€๋ถ„์ด ๋Š˜์–ด๋‚˜๊ฑฐ๋‚˜
02:49
or have empty space on the sides of the screen.
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ํ™”๋ฉด ์˜†์— ๋นˆ ๊ณต๊ฐ„์ด ์ƒ๊ธธ ๊ฑฐ์—์š”.
02:51
Of course, there is one more option.
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๋ฌผ๋ก  ๋ฐฉ๋ฒ•์ด ํ•˜๋‚˜ ๋” ์žˆ์–ด์š”. ์ง‘์— ์žˆ๋Š” ํ‹ฐ๋ธŒ์ด ๋„ˆ๋น„์— ๋งž์ถ”๋ ค๊ณ 
02:53
We can just shrink the movie screen proportionally,
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02:55
to fit the width of your home television.
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์˜ํ™” ํ™”๋ฉด์„ ๊ฐ™์€ ๋น„์œจ๋กœ ์ค„์ผ ์ˆ˜ ์žˆ์ฃ .
02:57
We can mathematically scale the original to fit exactly the width of the screen
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์ด์ œ ํ™”๋ฉด ๋„ˆ๋น„์— ์ •ํ™•ํ•˜๊ฒŒ ๋งž์ถ”๊ธฐ ์œ„ํ•ด ์›๋ณธ์„ ์ˆ˜ํ•™์ ์œผ๋กœ ์กฐ์ ˆํ•  ์ˆ˜ ์žˆ์–ด์š”.
03:01
and this'll preserve the entire movie screen,
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๊ทธ๋Ÿฌ๋ฉด ์ „์ฒด ์˜ํ™” ํ™”๋ฉด์€ ์œ ์ง€ํ•˜๊ฒ ์ง€๋งŒ ์•„์ฃผ ๋งŽ์€ ์‚ฌ๋žŒ๋“ค์ด ์ •๋ง ์‹ซ์–ดํ•˜๋Š”
03:03
but show the infamous black bars along the top and bottom
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๋ณด๊ธฐ ์‹ซ์€ ๊ฒ€์€์ƒ‰ ์ค„์ด ์œ„์•„๋ž˜์— ๋‚˜ํƒ€๋‚ ๊ฑฐ์—์š”.
03:06
that so many television watchers abhor.
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03:08
Of course, now you can argue that we're only using 75% of that screen.
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๋ฌผ๋ก  ๊ทธ ํ™”๋ฉด์˜ 75%๋งŒ ์“ฐ๊ณ  ์žˆ๋‹ค๊ณ  ์—ฌ๋Ÿฌ๋ถ„์€ ์ฃผ์žฅํ•  ์ˆ˜ ์žˆ์–ด์š”.
๊ทธ๋Ÿฐ๋ฐ ์ง„์งœ ๋ฌธ์ œ๋Š” ๋ฐ”๋กœ ๊ทธ๊ฑฐ์—์š”.
03:12
And that is where the real question is:
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์—ฌ๋Ÿฌ๋ถ„์€ ์ „์ฒด ํ™”๋ฉด์„ ๋ฐ”๋ž๋‹ˆ๊นŒ? ์•„๋‹ˆ๋ฉด ์˜ํ™” ์ „์ฒด๋ฅผ ๋ณด๊ณ  ์‹ถ์Šต๋‹ˆ๊นŒ?
03:14
do you want your full screen, or do you want to see the entire movie?
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์•„๋งˆ๋„ ์—ฌ๋Ÿฌ๋ถ„ํ•œํ…Œ๋Š” ๋” ํฐ ํ‹ฐ๋ธŒ์ด๊ฐ€ ํ•„์š”ํ•˜๊ฒ ์ฃ .
03:17
Most likely, you just need a bigger TV.
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์ด ์›น์‚ฌ์ดํŠธ ์ •๋ณด

์ด ์‚ฌ์ดํŠธ๋Š” ์˜์–ด ํ•™์Šต์— ์œ ์šฉํ•œ YouTube ๋™์˜์ƒ์„ ์†Œ๊ฐœํ•ฉ๋‹ˆ๋‹ค. ์ „ ์„ธ๊ณ„ ์ตœ๊ณ ์˜ ์„ ์ƒ๋‹˜๋“ค์ด ๊ฐ€๋ฅด์น˜๋Š” ์˜์–ด ์ˆ˜์—…์„ ๋ณด๊ฒŒ ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๊ฐ ๋™์˜์ƒ ํŽ˜์ด์ง€์— ํ‘œ์‹œ๋˜๋Š” ์˜์–ด ์ž๋ง‰์„ ๋”๋ธ” ํด๋ฆญํ•˜๋ฉด ๊ทธ๊ณณ์—์„œ ๋™์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค. ๋น„๋””์˜ค ์žฌ์ƒ์— ๋งž์ถฐ ์ž๋ง‰์ด ์Šคํฌ๋กค๋ฉ๋‹ˆ๋‹ค. ์˜๊ฒฌ์ด๋‚˜ ์š”์ฒญ์ด ์žˆ๋Š” ๊ฒฝ์šฐ ์ด ๋ฌธ์˜ ์–‘์‹์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฌธ์˜ํ•˜์‹ญ์‹œ์˜ค.

https://forms.gle/WvT1wiN1qDtmnspy7