New Features Of The New Adobe Photoshop CS3 Extended Edition:

Nondestructive editing
Edit nondestructively with new Smart Filters, which let you visualize different image effects, and Smart Objects, which let you scale, rotate, and warp raster and vector graphics all without altering the original pixel data.

Rich painting and drawing toolset
Create or modify images with a wide assortment of professional, fully customizable paint settings, artistic brushes, and drawing tools.

Advanced compositing
Create more accurate composites by automatically aligning multiple Adobe® Photoshop