I thought I'd give this it's own thread so as to make it easier to find.
Thanks to KeepItSimpleStupid for his advice and throbscottle for his inspiration.
Here's the Hackaday link to the complete project & all design files...
Now I can have a reliable PCB in the etchant in under 5 minutes!
Edit: I use baking parchment paper, wiped with 90%+ isopropyl alcohol on the printing side before printing. Stick the parchment onto regular paper as a non-jamming approach to printing.