Many people are forbidden due to the threat of treble damages for willful infringement. Also, they're completely useless, so there's almost no incentive in the

Many people are forbidden due to the threat of treble damages for willful infringement. Also, they're completely useless, so there's almost no incentive in the first place. I haven't learned a single useful thing from any of the patents I've read, except contempt for the people who think it worth thousands in lawyers fees to patent something like doing email on a cellphone.