Imagine work without email.

So essentially this is Basecamp or any similar service with Facebook interface that is made to check frequently and is addictive. Will all the respect, this is absolute nonsense. At least when marketed with such angle.
Why is this nonsense? What evaluation criteria for this UI lead you to that conclusion? Using the same criteria, can you point to a case that follows your criteria well? Just saying something is nonsense isn't constructive.