Doomsday Scenario?

Mark Simon considers the probability of a "doomsday scenario" if Google badly misses a quarterly earnings estimate, which would hammer their stock price, casting a pall over the entire online advertising sector.

SEM Strategy: Don’t Look Like a Duck?

Eric Enge's extensive discussion of hidden text and its dangers illustrates a key issue for anyone working on a search marketing strategy. (Hat tip seroundtable.com)