Yesterday’s Landing Page Quality Score update raised keyword costs for many AdWords advertisers. Some have seen their bid costs double or even triple overnight. Barry has more at Search Engine Roundtable.
Via Google Blogoscoped, Gmail adds new features, including a slightly redesigned interface.
Robert Young at GigaOM claims that Google has transformed itself into an advertising OS. It’s true that Google is doing a pretty good job of integrating every advertising option into AdWords, but I wouldn’t describe it as an OS.