You are right about one thing.. the useful idiots have no clue about what they want. Which brings us back to the OP.
The NY Post and the Daily Caller investigated the backgrounds of the protesters arrested for shutting down the Brooklyn Bridge (and screwing over working class commuters in the process) .They found almost all of them to be trust-fund pampered "screwed over ""youths "from well-off homes.
Here is the common chant :
What do we want ? We don't know ! .....When do we want it ? Now !