The issue is exactly that people like it - everyone prefers a simple number to an hash, even if your name is Linus Torvald. But in DVCS, it is impossible to kee

The issue is exactly that people like it - everyone prefers a simple number to an hash, even if your name is Linus Torvald. But in DVCS, it is impossible to keep this naming consistent, and the cases where they work and don't may become quite subtle.