NY Times, WSJ, Myspace, Foxsports, Hulu (45%), askmen, rottentomatoes, photobucket, IGN, gamespy... Seriously, these sites all have tons of advertising all over the place. What will a pay-for model get them other than a major loss of market share?
Fools ignore complexity. Pragmatists suffer it. Some can avoid it. Geniuses remove it. -- Perlis's Programming Proverb #58, SIGPLAN Notices, Sept. 1982