MacFixIt founder Ted Landau has announced the release of “Mac OS X Help Line” (US$35.99), his new 1,100 page Mac OS X troubleshooting guide. “Filled with hundreds of tips, tools, and preventive measures for dealing with Mac OS X, it also includes a chapter on troubleshooting iApps. In-depth coverage of Library directories, file and font maintenance, crash prevention and recovery, Unix commands for Mac OS X, and more complete the doctor’s bag of advice contained in this invaluable book.”