> is there 'tra' available for plan9? No.
> is there any reason to use 'unison' instead (e.g. on linux, where both > programs are available)? Unison is less full-featured but more robust than tra. I am not convinced that tra is 100% right. Put another way, Unison has never accidentally deleted my files. > is there mercurial in a good shape? Someone else will have to answer this one. I've heard rumors. Russ