It might have a goofy name, but the Cideko Air Keyboard chatting looks like it might be a worthy input device for your home theater computer. Itβs a wireless keyboard with an integrated 3D motion sensing mouse, earphone, and microphone. Itβs rechargeable and is compatible with both PCs, Macs and Linux computers.Β Instead of using arrow keys or a trackball, you just move the keyboard around in the air to move the on-screen cursor. Itβs currently available from Amazon for around $87.