This is to show the extent Android device has useless bbm on blackberry. . . Even the original creator of BBM cannot use dual bbm on blackberry device but Android devices have just broke the embargo of using only one bbm on your android device with the use of BBM3.
BBM3 is the secondary app of BBM that can

If you are not worried about
unauthorized access in your w i n d o ws
8 system and dont want to enter a
Microsoft account password every
time you boot your w i n d o w s 8, you
can bypass the w i n d o w s 8 password
screen.