Quoting Sven Luther <sven.luther@wanadoo.fr>: > > Basicaly, tags and branches are performed the same way : they are > > 0-cost copies of directories. > > A, ok. Do all copy be of this sort, or are there also true copies ? Unlike true copies, 0-cost copies are optimal in terms of disk space: only modified files take some room. -- Jérôme Marant