Originally Posted by PornMD

I am completely adblind when I'm on Facebook, and I doubt I'm alone. I also think the social games are on the verge of being usual and boring to most who are into them. Just seems silly to invest in them at this point. When prospects were more exciting and they were still achieving massive growth? Sure. But it seems like all the opportunity to make something from investing in Facebook will be pretty much gone by the time they IPO.

The reason why Google works is that people are seeing their ads when they're looking for something, with those ads being relevant much of the time. Most of the time on Facebook, people are too busy talking to friends, browsing around profiles or stalking to really give a shit about clicking some ad.