>>>>> "BO" == Bryan O'Sullivan <bos@serpentine.com> writes: BO> I haven't looked at this in years, but here's my recollection of BO> what used to happen circa 1992. Thanks, but I'm familiar with the development sources and there has been discussion about this with rms. [ObGC: rms OK'ed experimenting with the Boehm GC in Emacs, but that needs more work than the current scheme.]