Safari Rough Cut of "Learning OpenGL ES for iOS" has been replaced with the actual digital version. The book book is on sale at Siggraph next week. Amazon pre-orders should be fulfilled within the week as well.
Check out the revised sample code for "Learning OpenGL ES for iOS". As always, comments and suggestions are appreciated. The samples may not make much sense to you without the accompanying chapter text available as a Rough Cut version through Safari now and at your favorite book store soon.