I don't believe patents are necessary for solving this problem. The threshold pledge system [1] can solve it without involving the legal system. [1] http://en.

I don't believe patents are necessary for solving this problem. The threshold pledge system [1] can solve it without involving the legal system. [1] http://en.wikipedia.org/wiki/Threshold_pledge_system http://en.wikipedia.org/wiki/Threshold_pledge_system