BBM coming soon to Windows Phone; messaging app to be pre-loaded on Nokia Lumia 630?

After Facebook offered $19 billion for WhatsApp, BlackBerry CEO John Chen had an epiphany. Realizing that BBM might be a hidden jewel inside BlackBerry, and understanding that WhatsApp was valued at $42 for each subscriber, he opened up BBM to iOS and Android subscribers. It was a smart idea, since it added a large number of new users for BBM, thus raising the value of the messaging app.



The executive also has promised Windows Phone users that they too, would be allowed to subscribe to BBM. And while this has yet to take place, earlier speculation had the app opening up to Microsoft's mobile ...