[snaky]

Lync looks really nice with that

edit: XMPP federation feature is not available in Ofice365 Lync options, that's sad

[subway]

To be fair, while the Office suite itself is pretty decent these days, Office 365 is terrible. Microsoft is still very much a software company and not a services company.

[snaky]

If you are talking about Office web-apps, maybe. But what is wrong with their hosted Exchange and SharePoint?