Sybex has announced the release of “Mastering Mac OS X, Third Edition” (US$39.99) by Todd Stauffer and Kirk McElhearn. “This nearly 900-page resource covers all features new to v10.3 Panther and provides expert advice on running Classic applications, networking, system and data recovery, encryption, iApps, Web serving, Internet security, and over 250 pages of advanced material, including extensive focus on troubleshooting and maintenance.”