The Eye

Hotmail users and email server admins, beware: you may be unknowingly caught in the crossfire of Microsoft’s war on spam. Unintended casualties include legitimate emails from domains with well-established reputations, which are systematically blocked with absolutely no notice and little recourse.…

Another screw up from Microsoft? Cetanily another reason not to use Hotmail. Microsoft never seem to be able to do anything properly.

Read more about it at The Register