> it would be dozens of hours for a $10 part. Yes, but then you upload the design to Thingiverse or similar, and it becomes 30 minutes (plus printing time) for

> it would be dozens of hours for a $10 part. Yes, but then you upload the design to Thingiverse or similar, and it becomes 30 minutes (plus printing time) for the rest of the world. And 30 mins may in itself be unjustifiable to save $10... but ordering the part online will probably take time too...