If you own a website that offers any audio/video downloads, you could be sued!!!
In the letter, Robert A. Berman, Sr. VP of Business Development and General Counsel for Acacia, claims that his company owns five U.S. Patents (Patents Nos. 5,132,992; 5,235,275; 5,550,863; 6,002,720; 6,144,702) and 17 International Patents covering the transmission and receipt of audio/video content via the Internet.