from the no-way-that-was-my-idea dept.
Zordak writes "US patent 6,631,400 claims a method of making sure enough people get your spam. A federal district court had overturned the patent as anticipated and obvious, and not drawn to patentable subject matter. The Federal Circuit, the appeals court which hears patent matters, upheld the finding of obviousness, thus invalidating the patent."
You can tune a piano, but you can't tuna fish.
You can tune a filesystem, but you can't tuna fish.
-- from the tunefs(8) man page