Haptix (now Ractiv) promised a cheap sensor that would turn any surface into a multi-touch PC controller, and it’s making good on its word by shipping the device worldwide. The $75 add-on has received a new Touch+ name and a sleek redesign, but it otherwise uses the same basic concepts we saw when the project got its crowdfunding a year ago. Put the device on a desktop stand or a laptop and its dual cameras turn your finger movements into gestures; you can play a first-person shooter by swiping across your keyboard, or sketch in Photoshop using your desk as a drawing tablet. It’s definitely not for everyone, but it might be up your alley if you’d rather not reach out to a touchscreen (or use Leap Motion’s in-air tracking) just to get more advanced input than a run-of-the-mill mouse or trackpad.

Read the full story at Engadget.

Get Briefed Every Day!

Subscribe to my daily newsletter featuring current events and the top stories in technology, media, and marketing.