And one sign of a "mature market" is that barriers to entry rise. So for the big players the game of patent poker is the price they pay to keep the innovations down to a dull roar and to "manage the competitive environment", for actual innovators It just means that the slope is steeper, and if they are at all successful they will attract predators like Lodsys/IV.

And while a few more entrepreneurs getting ground into hamburger by lawyers isn't that big of a concern in the larger scheme of things; it does mean that innovation in the tech sector is tamed and that we lose out on great products that never get a chance to compete in the marketplace.