BlackBerry BBM finally hits iOS, Android, but there’s a wait list

The wait is over but users who are interested in installing them will have to join a queue if they didn’t sign up prior to the release.  The application was previously scheduled to launch earlier this month and was pulled back due to leaked application swamping the servers with registration requests.
bbm for android and iphone

Will the BBM for iOS and Android bring back your old friends who have abandoned the Blackberry device for iPhone and Android Phones?