I didn't actually read this thread but I realized that I had something applicable on my bookshelf. Has the book "The Design and Implementation of ConcurrentSmalltalk" by Yasuhiko Yokote come up? There are some neat architectural ideas that come up in it that might be applicable towards this thread.
Ryan Davis mailto:rwd@acm.org Zen Spider Software mailto:zss@ZenSpider.com Mac user since 1984! http://www.ZenSpider.com/ Smalltalk, C/++, Perl, PCCTS, Frontier & more!