My buddy did that once and his whole week got thrown off, so maybe not.

Yeah, turning a huge mistake into a quick fix is the real win. My diagrams have saved me from some truly creative wiring blunders I'd rather not admit to. What's the worst pinout mix-up you've almost made?

That reminds me of a buddy who forgot the temper cycle on a whole batch of knives (total facepalm moment).

Remember my friend who used a magic eraser?

That single seam down the back of the arm is a great idea. I've spent whole weekends fighting with sleeve heads that just wouldn't sit flat. Getting the armhole bigger is the key move that most patterns don't tell you.