According to the Oracle, he attended Saint Martin’s School of the Arts. Sounds quite posh.
He was replaced by Sid Vicious, and there’s quite a disagreement as to the level of his input in the writing.
I’d imagine the alleged public-school sounding talk could well have been them taking the piss, but you’d have to be a non-Englishman to not tell the difference.
EDIT: @vincent_alsteen
An Adam Curtis documentary.
I highly recommend watching everything he has made. In fact I think it should be mandatory.
I’d get one that said Bankrobber. Police & Thieves or Police On My Back would work too. We could all pitch in to get John Boner a gift card for tanning that said Atom Tan.