Sock Knitting Machine, make your own!

Just when you’ve given up ever having a Sock knitter!

A 3D printer can be used to create this circular knitting machine.

3D-Sock knitting Machine. 

Well if you can make friends with someone with access to a 3D printer; here is an open source program to manufacture one, supply list and instructions included!

Here is a video showing it being made!

and How to cast on.

I call that awesome!