That bit about the wood float is a perfect example. The simplest tools often give you the best control, and that's true for way more than concrete. It's easy to forget the basics when everything gets so complicated.

Guess @gracer28's crisis is why I pack a power bank now, solves the outlet hunt.

Remember when my neighbor got his truck back from a quick fix place? They missed a bent control arm because their scan said it was fine. He found out when the tire wore down to the cords in two months. That digital estimate cost him another grand to fix right.