11 things 'Back to the Future 2' got right about today's tech culture

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Back to the future wearable tech

Back to the Future: Part 2

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In "Back to the Future: Part 2," our hero Marty McFly travels forward in time to save his children.

The day Marty goes to - October 21, 2015 - is today.

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And while "Back to the Future: Part 2" slightly overestimated where we'd be in 2015 - flying cars and hover boards aren't readily available after all - there's a surprising number of things that the film predicted that either already exist or are close enough that in two years it wouldn't be surprising to see them be reality.

From fingerprint scanning to video games that don't require controllers, here's the technology that the creators of "Back to the Future" correctly guessed in 1989.

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