You don’t need a SMTP/POP-based email program like Thunderbird to use it, just
a web browser. This means you can access your mail on the road from an Internet
cafe or from a friend’s computer without installing any software.
Your hotmail account also acts as an MSN (Microsoft Network)
Your hotmail account also acts as an MSN
instant messaging id.
It is a simplified system, easier for novices than a full blown email program,
and works in a familiar web-based way.
The web pages are crawling with annoying ads.
It is a spam magnet.
Because so much spam originates from hotmail.com,
some ISPs (Internet Service Providers)
block all mail from hotmail.com. Some of your emails
won’t get through.
It is very slow. You wait and wait every time you click a button.