Fell apart in a big wedding arch" sounds like a total nightmare.

Yeah, the shadows are a dead giveaway. I always look for weird pixel stuff around the edges too. Good point about the metadata, @emmaking, I should start checking that more often.

Ugh, my car's been that buddy for years.

Ever think you're too careful to make those kinds of mistakes? I sure did. Paul87 is right, your eyes just stop seeing the problem after a while. I had a similar thing with a missing quote that cost me a whole morning, and it really humbled me. Now I step away for ten minutes when I'm stuck, and it often jumps right out at me.

Worth keeping in the truck" is right. I saw a contractor on a home show use one to find bad insulation in an attic. It seems like one of those tools that pays for itself the first time you avoid a bigger problem.