Tomorrow’s broadcast (Thursday) of “The Mac Night Owl” will feature Mac experts Andy Ihnatko, author of the forthcoming “Mac OS X Tiger Book,” and John Rizzo, author of “Mac Annoyances,” covering Mac OS 10.4 Tiger. You can tune into the broadcast Thursday night from 6:00 p.m. to 8:00 p.m. PT, at An archive of the show will be available for listening within eight hours of the original broadcast.