Three Systemic Problems with Open-Source Hosting Sites
This anecdote illustrates the most serious manifestations of the data-jail problem. Third-generation version-control (hg, git, bzr, etc.) systems pretty much solve it for code repositories; every checkout is a mirror. But most projects have two other critical data collections: their mailing-list state and their bug-tracker state. And, on all sites I know of in late 2009, those are seriously jailed.
I’ve been wondering lately if UTForge shouldn’t switch to git from subversion, and this is one of the reasons.