so after the USPTO has agreed to review ALL 44 claims of the blackboard patent, they decide MAYBE it would be good if they issued a wishy-washy pledge to not use whatever remains of their patent after that review to not sue open source software LMSs. Stephen Downes has it exactly, "It's a cynical ploy intended to divide its opponents. The appeal should be carried through. The patent should be invalidated. Blackboard's nonsensical case against Desire2Learn should be crushed."