The 3D-Rotoprinter has a motion system you have to see to believe.
rotation
Ultimaker Releases Ultimaker Cura 4.7
There’s a new release of Ultimaker Cura out this week, version 4.7.
dp polar’s Unusual AMpolar i2 HSR 3D Printer
dp polar has developed a very unusual 3D printer that uses a large rotating platform to manufacture large quantities of parts in a single print job.