Overall I'm finding the beta 2 of Microsoft's Internet Explorer 7 browser to be quite good. There are one or two flaws though that I've noticed particularly in it's handling of CSS.
However, the yahoo mail beta doesn't support it. It provides a
Sorry, Yahoo! Mail Beta does not support your browser
but helpfully advises me to try Internet Explorer 5.5 or higher with a link that takes me to the IE download page. From a brief examination of requests IE7b2 is throwing at our webserver Looks like Yahoo failed to psychically read MS's intentions and got the
HTTP_USER_AGENT test wrong. Hope someone tells them!