Hi,
Are you aware of these software patent applications ?
http://appft1.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p...
http://appft1.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p...
The embodiments of the present invention described are implemented in a computing platform based on the computer operating system commonly known as 'Linux' that is available as open source directly over the Internet. Linux is also available through various vendors who provide service and support for the Linux operating system. Among these vendors are Red Hat, Inc., of Research Triangle Park, N.C., the assignee of the present invention.
Cheers,