It should go without saying, but of course destroying property and businesses is wrong. I have a friend who lost everything in a fire set on Monday night. A life-altering tragedy, no doubt. But, equally tragic is destroying humanity and withdrawing dignity -- something that many of us have done while watching the last several days in Baltimore unfold.
Retro-cycles are now a normal part of pop culture and have been for sometime. It is well documented that it's traced to the emergence of 1950's youth culture and their post WWII expendable income. You wait 20 years and there it is again. Lately Tupac and Kurt Cobian are commonplace, but you see that already.