Suddenly, a single finger on a button could replace ... It might look like a toy video game controller from Guitar Hero, but it can play real music through its built-in speaker.

The classic five finger buttons, though, have been replaced with six buttons at the far end of the neck. "This is the universal air guitar, right?" asked Jamie Jackson, creative director of ...

Having a drummer/singer/guitar player and bass player or keyboard player combo was straightforward. But trying to have keyboard, bass and guitar playing at the same time requires switching to an ...