Tech that never took off3D TVs are the not the only promising tech that failed to deliver. But 3D TVs are the not the only promising tech that failed to deliver. Tech that never took off tends to fit into three categories - tried and failed, crushed by a competitor and lingering on behind the scenes. 3D TVs fit into the first, along with mini discs, and Google Glass. No-one wants to miss out on the next big thing so all of the top tech companies have their fingers in at least one of these pies.

Source: Stuff November 20, 2017 21:00 UTC