Middle-class people ask, "But what good does rioting do?" Here's one answer:
"Yes," said the young man. "You wouldn't be talking to me now if we didn't riot, would you?"
"Two months ago we marched to Scotland Yard, more than 2,000 of us, all blacks, and it was peaceful and calm and you know what? Not a word in the press. Last night a bit of rioting and looting and look around you."
Eavesdropping from among the onlookers, I looked around. A dozen TV crews and newspaper reporters interviewing the young men everywhere ‘’’
That's cited in http://pennyred.blogspot.com/2011/08/panic-on-stre