Apple has issued a minor update to GarageBand, bringing the recording software to version 1.0.1. According to the sparse update note at Appleis GarageBand page, the new version simply changes some of the alerts. Those notes:
Whatis New in this Version
This software update will upgrade your version of GarageBand 1.0 to GarageBand 1.0.1.
This update clarifies specific alert dialogs regarding system performance.
Interestingly, we didnit see the update in the Software Update Control Panel, but it is available at Appleis GarageBand site. The download is 21.5 MB. You can order GarageBand from the Apple Store as part of iLife i04 for US$49.