If you are looking for one master Atari controller to rule them all, you might be interested in a creation from Instructables member ‘x2Jiggy’ who has built the Atari Combo Controller from scratch.

Logitech's Slim Combo keyboard for the 10.5-inch iPad Pro is a welcome addition to Apple's limited Smart Connector accessory lineup, and a good option for someone who wants to use their tablet as a ...