Easy, folks, easy. This is beginning to have a faint odor of escalation, and that never ends well for either party.
I don't think anyone (even PTC, with the exception of their marketing department) would dispute that there are many long term users of Mathcad that are very frustrated with the slow progression of Prime (which includes, but is not limited to, the inadequacies of Prime itself, destruction of much of the old forum content, the destruction of the Mathsoft library, and the rewriting of Mathcad's history on Wikipedia). I could claim that I'm not one of them, but then I would have a nose about 400ft long 
. But I suspect some old Mathsoft employees perhaps are also frustrated, and some comments on the forum just rub it in. I'm not saying I know that, just that I suspect it. Unlike us, any such employee is not in a position to vent publicly, unless they want to be "sent to greener pastures". As a number already have 