Chris Sherman posts a detailed review of My AOL. An excerpt on the threat to Yahoo:
In launching the My AOL portal, AOL has taken another step toward demolishing the "walled garden" of content the service has been known for .... The launch of My AOL is a direct shot over Yahoo's bow .... AOL now offers a compelling alternative for a start page for many people.I like the way My AOL focuses on casual users, providing a nice default page and making it easy for people to do small and quick customizations. MSN's start.com/3 seems to have a similar approach.