They are here right now, you can buy them at walmart. But the tech that could change everything is HP's new printer. It prints strong parts fast in color. If HP

They are here right now, you can buy them at walmart. But the tech that could change everything is HP's new printer. It prints strong parts fast in color. If HP doesn't fuck it up(they probably will), they could have them in walmarts in a couple years running off custom toys and stuff.