Its useful to know that if your smartphone supports Microsoft Exchange you could now receive Hotmail Push Emails and more.

Hotmail has added Exchange syncing via its latest update which now brings push email, calendar events, and contacts between the web and smartphones.

The smartphones / devices that support Exchange syncing are : Windows Mobile 6 devices, Windows Phone 7 devices,  iPhone, iPod Touch, iPad, Nokia E-series, S-series and the N-series running Mail for Exchange application

The full details and setup instructions can be found here ActiveSync Set-Up for Hotmail Access.