Not the same, but I was already imagining carrying a microSD card around with a Linux VM on it for portable dev. I enjoy the native Win8 experience, though.

Edit: Of course, this[1] thread seems to indicate that microSD might not be fast enough, in which case I'd have to fall back to the USB3 port. Either way, not a terrible solution.

[1] http://superuser.com/questions/492182/using-a-microsd-card-a...