A new public beta of CrazyBump is available.

CrazyBump is a tool which uses image recognition to bake normal and displacement maps from 2D source textures. It has been in testing at major studios for over a year, and is now in public beta testing.

More information is available at crazybump.com

This new beta test adds multi-threading and SSE support, along with other performance improvements.
Full release notes are available here