Their still missing the best revenue model; Google's own.<p>All this fancy pages nonsense is all very well but I bet a system for keyword tagged ads, the same as adsense, for those box adverts on the right of pages would go down a storm.<p>Currently most of those are junk (and for me, as I am single, mostly involving women of salubrious intentions). If they could get good contextual adverts going they should..