Hotmail, The E-Mail You Never Thought Was This Good

Name an e-mail service - any e-mail service - that offers both a web interface and a mail client, by the same company, that syncs mail, address book, calendar, instant messenger, and allows you to connect it directly to your domain…

…all for free.

As you can tell from the title of this article, Microsoft and its Live Services is the only one.

For those that say "Hey! Google does all that!" Not quite - they don't have a true-blue mail client, and this is important. More on that in a moment.