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 automated servers at restaurants to video games that don't require controllers, here's the technology that the creators of "Back to the Future" correctly guessed would be around nowadays about 24 years ago.