Did you mean to quote my post and not yours? :)
Anyway, I disagree. Firstly he's not representative of an 'entire continent', (he's only an Indian Hindu so he doesn't represent Muslim Pakistanis). Secondly - does the size of the (supposedly) offended group really matter? If he was an Eskimo...
TBH I'm surprised it's taken this long for the Permanently Outraged to turn their fire on the Simpsons - and obviously it was going to be Apu rather than the white stereotypes (Fat Tony or Groundskeeper Willie for two examples) who would trigger it.
Ah well, I hope Groening doesn't just roll...