A number of readers let us know that Yahoo! has released Yahoo! Messenger for Mac 3.0 Beta 1, a new version of its Mac-compatible chat software. This release offers: a new look and feel for Mac OS X; new features, including Avatars, sounds, and display images; custom stealth settings; Webcam support, compatible across PCs and Macs; animated sign-in, sign-out, and contact list; alerts for Yahoo! Calendar, Mail and Personals; all new sound effects; custom Status messages, including links to music tracks: and coming soon, IM with friends that use Windows Live (MSN) Messenger. Yahoo! Messenger for Mac 3.0 Beta 1 requires Max OS X 10.3.9 or later.