Roxio today announced Toast 7, which the company says is the most significant upgrade ever to its Mac CD & DVD burning suite. Toast 7 will be publicly available direct from Roxio starting August 31st and in stores in early September. New features in this release include: multi-image High Definition slideshows with pan and zoom effects, transitions and background soundtracks, audio DVDs with over 50 hours of Dolby quality music and advanced navigation, and data spanning, which allows users to backup large files, folders and applications across multiple CDs and DVDs, an iLife Browser, one-step DivX to DVD, extended video file support, DVD compression, auto disc mounting, and more. Toast 7 carries a suggested retail price of US$99.95, and a a $20 mail-in rebate will be available on August 31st to current owners of Toast, Jam, Popcorn, The Boom Box, iLife, and Mac OS X.