3D printer wobbling solved - mechanical improvement Geeetech prusa i3 mk8, Anet A8

I just bought a cheapest 3d printer from ebay and soon exposed shortcomings. One of the first problems which we are all facing with is wobbling. I saw some shortcuts with printed inserts for nut, but i didn't like it. So i make new coupling new threading rod and make a few more trick, but everything you'll see in the video. music by audionautix.com http://audionautix.com/ Alison, Hope Against Hope, Crushin'