RE: Email Authentication Article

Phillip Hallam-Baker wrote:
> You may disagree with the legitimacy of software patents but until they
> are abolished there is absolutely no question that it is necessary to
> file for a patent if you want to use a technology without ending up in
> a lawsuit.
Huh?  How does filing a patent protect you from ending up in a lawsuit?
You'd need an entire pool of patents for that.

But I guess I just don't get the irony...