The below is not speculation but fact. Companies are stock piling patent portfolios in their war chests (to either go to battle or ward off a fight against rivals in advance). This is something that we should all not forget. PTSC could be used as a pawn in the greater chess match. What better weapon than one that has stood the test of time (thus far) and is fundamental to most computer functions that operate over a given speed.

http://www.digitaltrends.com/web/google-stuffs-war-chest-with-1030-ibm-patents/