https://www.cnet.com/news/the-new-monoprice-3d-printer-prints-3d-things-for-150/

About five years ago, I predicted that in about five years, everyone would own a 3D printer.

Whoops. Quite the opposite: They really haven't caught on, except among hobbyists. And I can understand it, because the hardware can be expensive and there's no clear-cut practical value.