This TED Talk features bioinformatic scientist Dina Zylensky, recorded live at TEDx Vienna 2017.

I could fit all movies ever made inside of this tube. If you can't see it, that's kind of the point.

Before we understand how this is possible,

it's important to understand the value of this feat.

All of our thoughts and actions these days,

through photos and videos, even our fitness activities,

are stored as digital data.

Aside from running out of space on our phones,

we rarely think about our digital footprint.

But humanity has collectively generated more data

in the last few years than all of preceding human history.

Big data has become a big problem.

Digital storage is really expensive,

and none of these devices that we have really stand the test of time.

There's this nonprofit website called the Internet Archive.

In addition to free books and movies,

you can access web pages as far back as 1996. Now, this is very tempting,

but I decided to go back and look at the TED website's very humble beginnings. As you can see,

it's changed quite a bit in the last 30 years. So this led me to the first ever TED back in 1984, and it just so happened to be a

Sony executive explaining how a compact disc works. Now, it's really incredible to be able to go

back in time and access this moment. It's also really fascinating that after 30 years,

after that first TED, we're still talking about digital storage. Now, if we look back another 30

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