A lot can go wrong when you're printing a 3D object, with the inconvenient "stringing" being one of the most common.

The U1 is a four-tool head 3D printer that uses independent tool heads to print four different colors or even four different ...

In the video after the break [dizekat] gives us a throwback to those times with the Marionette 3D printer, completely forgoing linear rails in favor of strings.

My 3D printing journey, part 2: Printing upgrades and making mistakes 3D-printing new parts for the A1 taught me a lot about plastic, and other things.