todo list for filamentspool for taz-5
-cup should be square
+cup should be thicker
cup should be bigger
spool middle should be bigger
spool middle should be longer to support whole cup
attachments of arms to spool should be better
cup holder clip should have thicker wall
cup holder clip should have four knobbles
-filamentclips should be for fatter filament
-more filamentclips per cup