More on Crunch vs. US Patent #20110115806

Doug has updated his blog -- he's now granting the open source community immunity from his patent (#20110115806, "High-Compression Texture Mapping"):

http://dougrogers.blogspot.com/2012/07/high-compression-rate-texture-mapping.html

Here's a screenshot of this URL in its current state (as of 7/28/12 2:46 PM PST):

There are several unresolved issues (for starters, how long will this immunity last once this patent is sold?), but this is a move in the right direction.