Furthermore, the intent of Tor is the empowerment of dissidents under oppressive regimes. I imagine there's little likelihood that this capability could have i

Furthermore, the intent of Tor is the empowerment of dissidents under oppressive regimes. I imagine there's little likelihood that this capability could have impeded the Arab Spring since Microsoft wouldn't have cooperated, but it seems like this would create a vulnerability for Microsoft doing business in China. If China decided they wanted to more actively monitor software intended to bypass firewalls and circumvent censorship policies, I wonder how effectively could Microsoft could resist.