Sounds like a lucky break, but that cafe chaos would wreck my focus for good.

Your uncle's advice about clean barrels is solid, but a speck of dirt won't magically make you miss at 500 yards. The real issue is consistency, where any change in the barrel, clean or dirty, can shift your point of impact. That's why competitive shooters are so strict about their cleaning routines.

I've done it for years with no problems, just keep the heat low and keep it moving.

Oh, absolutely. My old eBay password got leaked years ago and it was a domino effect. I spent a whole weekend just trying to remember where all I'd used it. Finally caved and got a manager, and now I don't even know my own passwords, which is the best feeling.