City of Brass: The fabled extraplanar home of the evil efreeti.
Freeport: Avast ye! This be the main port o' call for Green Ronin's d20 materials!
Greyhawk City: The Free City of Gygaxian origination.
Lankhmar: Fafhrd and the Grey Mouser (and not those two similar guys from Greyhawk novels) call this place home.
Is it the hype surrounding Ptolus? How many people, that are voting against Ptolus, actually read the book?
I would imagine very few, as it's too expensive for many of us with extremely limited entertainment budgets. Thus there's a bit of a sour grapes thing going on with a lot of people who are sick of hearing how great this thing is that we can't share in.