This excellent Washington Post article on the patent situation is generating a lot of links from the blogosphere.
Acacia Research Corp. started by targeting dozens of adult entertainment companies, demanding royalties of as much as 4 percent of their revenue from audio and video streaming. Now the firm is seeking fees from universities that use Web video for remote learning, from companies that serve up movies to hotel rooms, from cable and satellite providers, and from major streaming-media companies such as RealNetworks Inc. and America Online Inc.
“It’s pretty much the sky’s the limit as to where the impact might fall,” said a chagrined John H. Payne, director of educational technologies at the University of Virginia’s division of continuing education, which uses online video for lectures and courses. “It’s like patenting air. [Washington Post]