Some of the key factors can be summed up with an acronym devised by Charles Tilly:
W.U.N.C.
Worthiness
Unity
Numbers
Commitment
I take #1 for granted, so I'll focus on 2-4.
Small, fragmented mobilizations are rarely transformative. Large movements with a diverse range of participants can be.
#5050protest on Feb 5 was a good starting point, but more is required.
This will need to move from a one-off venting of despair to a regular exercise of social power.
Monthly.
Weekly.
Daily.