The police can keep that level of repression up for a couple of days before they'll have to de-escalate.  Eventually, they'll have to let people go off-duty -- to sleep, if nothing else.  The backlash, when they do lift the violence, is apt to be stronger, in more places, and with more protesters on the streets.

Panda-what's-his-name is making a BIG mistake.  This isn't a bunch of students and young people anymore.  This is beginning to shape as a wide based nationalist revolt against foreign domination.  The psychology, aims, and fervor of which is completely different from what the elites have previously seen.  

She believed in nothing; only her skepticism kept her from being an atheist. -- Jean-Paul Sartre