Known as the father of wearable computing, Steve Mann PhD ’97 invented a videophone wristwatch 16 years before the Apple Watch and digital eyeglasses decades before Google Glass. At the @MITEdgertonCenter, he recently demonstrated his @hydraulophone, a musical instrument that forms notes using liquid. Visitors can play one at many museum, gallery, and waterpark spaces around the world. At the link in the bio, read more about Mann’s latest focus on “mersivity”—advancing technology that connects p