Back in January, developer Steve Troughton-Smith discovered a new one-handed keyboard embedded in an iOS 10.3 beta. And because he’s a nice guy genius, Steve went ahead and built a Swift playground so you can play with it, too.

Here’s Steve’s tweet, with a link to the playground:

In case you wanted to check out iOS 10’s unpublished ‘floating’ iPad keyboard, here’s a Swift Playground for you: https://t.co/nuUV8XsmeO

— Steve T-S (@stroughtonsmith) March 10, 2017

And here’s a post by Ben Lovejoy, with a bit of background.