As anyone who’s ever recovered from an injury knows, physical therapy can be painful, boring and slow. Romanian entrepreneur and TED Fellow Cosmin Mihaiu is out to change that with MIRA, software that disguises physical therapy exercises as fun-to-play videogames. Here’s how it works.

Non-gamers love to stereotype the world of competitive gaming. But what’s it really like? We asked a former competitive Super Smash Brothers Melee player to tell us her story.