A Geek's-eye View of Snow Leopard
No, that Geek is not me, it's John Siracusa exhaustively reviewing (literally - the review is 23 pages long) Mac OS X 10.6 for Ars Technica:
A major operating system upgrade with "no new features" must play by a different set of rules. Every party involved expects some counterbalance to the lack of new features. In Snow Leopard, developers stand to reap the biggest benefits thanks to an impressive set of new technologies, many of which cover areas previously unaddressed in Mac OS X. Apple clearly feels that the future of the platform depends on much better utilization of computing resources,…