But it also looks like pillowing as well? I could clean my extruder but a set of new 1st party brass extruders is cheap enough that it's not worth the effort. No that is massive under-extrusion not ...

[mark] had an interesting idea when looking at all the wiring of a typical 3D printer; Use CAN Bus. There are a lot of wires going to the extruder assembly, and with most designs this thing is flying ...