"The only disappointment I have in this otherwise lovely board is that it uses 56 ohm resistors to limit current though the LEDs…" I know the author is geeking

"The only disappointment I have in this otherwise lovely board is that it uses 56 ohm resistors to limit current though the LEDs…" I know the author is geeking out, but his only disappointment should be wasting energy with less efficient wireless charging in a world where power is still created by burning hydrocarbons.