Avid Technology has released Avid Xpress DV 3.5.3, the latest version of the company’s professional digital video studio, as noted by VersionTracker. The free update adds support for Mac OS X 10.2 (Jaguar) and QuickTime 6, and fixes isolated application crashing and several issues of audio and video drift. Desktop play delay sync and importing Quicktime with an alpha channel has also been fixed. Avid Xpress DV is available for Mac OS X, and sells for US$1,699.