-Amazon sells 12V 12Ah gel cells for about $30, such as ExpertPower EXP12120
+replace USB connector with a version that has actual slow primitive (which
+means moving to latest pcb-rnd 4-layer template)
-add 8-position DIP switch to select bank 1-8. if all switches off, firmware
-will take over and use value in flash (allows for high bank numbers)
+fix the short that's apparently been there a while? v_lipo to ground?
-add more mounting holes so board doesn't flex when changing spade terminals
+possibly thermally relieve the battery negative 0.25" spade
+
+pull resistors away from through-hole LEDs to ease lead trimming