if spam is going to happen it may as well be interesting spam.

Interest-based advertising uses information about the web pages people visit to make the online ads they see more relevant. Relevant advertising, in turn, has fueled the content, products and services available on the Internet today.... and the privacy issues around it

some sort of expectation design. advertising and marketing as mapping out the experience in time and media. like it.

I;m kinda surprised by jon's take on this - I thought he'd be in the long tail economics camp with regard to the text based adwords model. odd. but more interesting and thought provoking for all that.