It's not just for multi-color 3D prints.
This patent might be part of the solution. It describes (in tedious patent language) what could be a new type of filament ...
The Bambu Lab P1S 3D Printer is about as easy as this hobby can get, with simple setup, one-button printing from an app, auto-leveling, and a four-spool AMS, it'll be hard to stop printing. I'm still ...