If you’ve seen the recent viral video that involves three little girls turning their stereotypically girly toys into an awesome Rube Goldberg machine — while a version of the Beastie Boys song ...

Sit back and enjoy the Does-Nothing-o-Matic, an incredibly elaborate Rube Goldberg machine. It's the most complicated and imaginative we've ever seen.

However, the term DIY 3D printer, in its current commonly accepted use, actually means: the first and the last 3D printer someone ever built, which often ends in the amazing disappointment machine.