[mcgwiz]

> The worst thing is that there's no way of enforcing these workflows or practices other than out-of-band social conventions.

False. It's called the Dictator and Lieutenants workflow. It's costly, but if you're in a position where you don't trust your own developers or your conventions are severe, then it's a price you have to pay.

If you can't afford it, hire trustworthy developers or dial back your conventions.