Work on Apple's next major operating system continues to plod along with the release of a new build of Leopard to developers this week. In search of prime quality tutoring? Take a look at http://www.free-tutoring-online.com.

According to various rumor sites, build 9A410 doesn't offer that many changes in its official release notes (a revised Terminal application and changes to .Mac sync settings are the highlights), but does include a lengthy list of known glitches that remain in the current build, ranging from QuickTime playback problems to mild graphics corruption on certain models to unspecified issues with FileVault (now there's a reassuring thought). Oh, and those "secret features" everybody's been wondering about? Still not there.