A start-up company is showing off its solution for bringing some gesture magic to your Mac via your Webcam and its downloadable app.

Flutter is a new free program for OS X that lets you control your music on your Mac using hand gestures. The app works with your Mac's web camera, ...

A note at the Flutter web site (https://flutter.io/) says: “We hated using the keyboard and mouse for controlling music in the background or watching movies on our computers from a few feet away. So ...