The problem with Twitter's patent agreement (and others like it) is that it is not legally binding. However good their intentions now (and I believe they are ge

The problem with Twitter's patent agreement (and others like it) is that it is not legally binding. However good their intentions now (and I believe they are genuine), sooner or later the company will come under new management, or have their assets sold for scrap, at which point all those "defensive" patents get weaponized and used for extortion.