You ever notice how the guys who talk like that are usually the ones who never actually fixed anything themselves? I get what you're saying about the poetry of it, but half the time when a customer gives me some flowery description I end up chasing the wrong problem for an hour. A shutter that sounds like a door closing in a quiet house could mean the curtain timing is off, the brake is dragging, or the whole thing just needs a CLA, and those are three VERY different jobs. Give me a guy who says "it hangs at the slow speeds" any day over the philosopher at the flea market.

Chain tool is dead weight. Derailleur was toast anyway.

Whoa, a $400 mistake from a missed loop bug is brutal. That line about it skipping the last entry is such a classic off by one thing, funny it took a different model to catch it.