Now Playing: Instagram reveals new video platform

Now Playing: Unicorn island is all your Instagram needs this summer

Now Playing: Plus, Samsung could introduce three new phones in January.

Now Playing: How Falcon Heavy sparked a 'new space race'

Now Playing: Hidden Facebook feature allows users to monitor time spent on Facebook

Now Playing: Supreme Court rules states can collect sales tax on online transactions

Now Playing: Instagram's IGTV goes Live

Now Playing: First look at Amazon's new online shopping experience

Now Playing: US mobile providers vow to stop sharing your data

Now Playing: Uber testing ways to reduce fares

Now Playing: Apple to unveil 3 new iPhones

Now Playing: Video of burning Tesla raises new concerns

Now Playing: Preview Nintendo's newest games at E3

Now Playing: Sneak peek at the upcoming 'Spider-Man' game for PlayStation 4

Now Playing: Apple unveils new security feature for iPhone

Now Playing: Hacking danger facing the airline industry

Now Playing: Uber developing technology to detect drunken passengers

Now Playing: 'Net neutrality' rules officially comes to an end

Now Playing: Facebook bug causes millions of users' private posts to be made public

Now Playing: Honolulu to limit ride-hailing charges