[xoail]

A close friend of mine from RIM told me they came pretty close to doing it. But dropped the idea due to certain limitations/challenges 70% in.

[sami36]

Sounds plausible.They couldn't get email to work on the playbook when it was first released. I still have a hard time wrapping my head about how rigid an architecture must be to tie email to a specific device but it seems to be the way they've designed their systems.