When you think of solid-state tech, you might think first of computer storage, but you're going to hear a lot about it in earbuds from now on, as companies look at moving from complicated speaker drivers for the best earbuds to those without all the fiddly parts.
One company that has been a frontrunner in the race to develop a solid-state speaker driver system is xMEMS, a Californian company founded in 2018 by the former VP of Knowles Corporation, which deals in advanced audio processing.
