Regarding the name Microsoft, anybody ever wonder where it comes from? My guess is He took it from "Neuromancer" ( a wonderful novel, if you like that sort of thing.) A microsoft is a digital spike you insert in your head as a sort of a brain upgrade.

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You can probably uninstall Outlook Express in "Remove Software" in the Control Panel. It's an optional install in Windows, so you can either not bother installing it to begin with or (back to the top).
Other mail clients are available. Eudora, for one. Someone mentioned Pegasus yesterday (which seems to come without a manual, unless you plunk down $40. And Netscape.

Easiest is don't open suspect attachments.