> People serious about projection will must likely have a real one. Sure, but that leaves out all those not serious about projection, and even for the rest, th

> People serious about projection will must likely have a real one. Sure, but that leaves out all those not serious about projection, and even for the rest, they don't have a projector that fits in their pockets. Compare with cameras: Before smartphones came with decent cameras, most people would just get out their good, regular camera. Less than ten years later, Instagram sells for ~$1bln.