Low priority TODOs / ideas. High priority TODOs kept as GitHub issues.

== FW ==
- increase delay if multiple consecutive VESC read failures
- refresh full display every X secs (in case display gets reset)
- PROGMEM for fonts & discharge ticks
- update display exactly each X millis; measure time elapsed since the last update

== HW ==
- adjust mounting hole size
- SMD pads for capacitors

== HW + FW ==
- enable SD card on the display
