Yeah it's quite unpleasant, and a bit of an own-goal in many ways. It epitomizes that rather adolescent sneery and superior attitude that the left, or anarchists, or activists of every stripe are guilty of at their worst.

I think it's a song that demands to be rewritten. I only heard it for the first time recently, and I reckon it's easily recuperable. A contemporary version could definitely withstand a few self-directed lines about complacent singers with guitars, for instance. Trust-fund dropouts and the like...