Maintenance and development of [Tcl]'s core is itself a substantial project, one which 
certainly benefits from disciplined use of [SCM] tools.  As of July 2003, [SourceForge]
has hosted this work (for several years?).  There's sentiment to relocate Tcl's home to
another technology ''and'' another site, because [[enumerate reasons]].  As [CL] 
understands matters, [BitKeeper] and [CVSTrac] are under consideration.