Apple today released Backup 3.1 via its Software Update utility, the latest version of its backup software for .Mac users. The company says: “Backup 3.1 delivers added support for some backup destinations and addresses file restoration and other issues. Backup 3.1 is recommended for all users of Backup 3.0. Significant areas addressed are: improved support for iDisk, local hard drives, and some network destinations (Mac OS X Tiger only); new iWeb QuickPick and updated iLife plan; and addresses issues with restoring files.” Thanks to MacMinute reader Keaka Jackson for this news tip.