Violent riots when your own are burnt alive ( yes students who led the protests were burnt alive by their own mob) isn't democracy my friend... because just one right- freedom of speech isn't enough to make you democratic.
Riots or revolutions once goes out of hand then it will burn the hand which fed it
Riots or revolutions once goes out of hand then it will burn the hand which fed it
At least you can voice your opinion albeit in this way in the most horrible way
Some countries would utterly squash any form of protest and riot