Sure, every decade or so, it falls upon someone to do this, for the benefit of the young and ignorant.
PS: no need for Altamont to be forgotten when you can get my favorite t-shirt…
PPS: I always thought this part was about Kent State:
We all got up to dance
Oh, but we never got the chance
‘Cause the players tried to take the field,
The marching band refused to yield.
Do you recall what was revealed,
The day the music died?