Darcs is quite usable in my experience, for medium-sized projects, at least. Say ~50MB of source with ~10 years of history. Darcs has inspired the next versio

Darcs is quite usable in my experience, for medium-sized projects, at least. Say ~50MB of source with ~10 years of history. Darcs has inspired the next version of itself (version 3), but it's not clear how that will compare with Pijul.