Aperture 2 get a .1 update that's worth it.

Aperture 2.1 Update
Aperture 2.1 updates various features of the application and addresses issues related to performance and overall stability.

This .1 update is more that camera compatiblity issues. It also includes fixes that impact a number of other areas, including import, Quick Preview, All Projects view, image adjustments, books, printing, and export.