It was supposedly a rock band, so it would be just a bunch of young kids.
I think the primary audience for rock even in Russia is 40 and older.
You may be right.
“Classic rock”.
Looks like you are right. Classic Rock dating back to the Soviet era.
https://en.wikipedia.org/wiki/Picnic_(band)
Nevertheless, gloating over the deaths of some people at a concert at an unfashionable outer Moscow suburb because “Russia deserves it”, is akin to cheering the deaths of the restaurant staff of Windows on the World.
And the fact that we have Zeepers, Glowies and NeoCons with that mentality shows how sick the Russia hatred has become.