I agree that it is a legitimate concern if you believe that only software patents are a problem but want to keep your other patents available. They probably le

I agree that it is a legitimate concern if you believe that only software patents are a problem but want to keep your other patents available. They probably left it this way because there is no legal definition of a "software patent" - they cannot differentiate between those and "other patents". It's not like "other patents" are all sunshine and rainbows either - the patent system is fundamentally broken.