I'd agree with those, but add one more that they still (just about) have: Security. The encryption and policies you can enforce on a corporate blackberry are f

I'd agree with those, but add one more that they still (just about) have: Security. The encryption and policies you can enforce on a corporate blackberry are far ahead of what you can do with iPhone or Android, and this means that the more paranoid companies are comfortable handing them out. Even this is being eroded as the competitors get "good enough" encryption/remote wipe though.