I don't know about "very clever", but if you look at Dropbox as moving towards an iCloud-like service where its more than just data, it make sense. But it sound

I don't know about "very clever", but if you look at Dropbox as moving towards an iCloud-like service where its more than just data, it make sense. But it sounds a lot like a talent acquisition that comes with a nice mail app that probably has some similar technical challenges to the things Dropbox already does well. Seems like a good way to kickstart a Dropbox email platform.