Scheduled for a late March/early April release, the Universal Binary release of Aperture (compatible for both Intel and PPC Macs) was delayed today to a mid to late April release. Aperture is Apple's new professional photo editing/organization software that specializes in nondestructive RAW image editing.
The new update is reported to include several new features including improved RAW image format handling, new editing tools, and a new and improved color meter.
News source: Macworld UK