I would just like to add the Microsoft isn't "Catching up" it has passed Blackberry some time ago, it's just a perception issue. In an Blackberry Enterprise setup the BES server polls the Exchange accounts ! When it detects a change is send the message to the RIM relay, based in Canada...

[quote user="Bill Fisher"]So is this a good explanation?[/quote]Yes. I think this covers it very nicely. I love the fact that with a free Microsoft email address people can receive their email pushed directly to their personal/work phone without needing to run through an enterprise setup. It...