Facebook Messenger Finds Its Voice - Mike Isaac - Social - AllThingsD

Increasingly multi-channel and -media Facebook

"Also particularly noteworthy: In Facebook’s update on Thursday, Canadian users on iOS can start using Messenger to make VOIP calls inside the app. That’s a pretty Skypey, Google Voice-y move by the social giant. I can only assume that if the test takes off in Canada, the next move down the line will be video calling.
In essence, owning the chains of communication is Facebook’s best path to growth. Now that the service has saturated most areas of the developed world, hitting the billion-user mark and seeing its growth curve begin to flatten, Facebook must think differently: What are the ways people communicate with one another outside of Facebook? And how can we own them, too?"

Facebook Messenger Finds Its Voice - Mike Isaac - Social - AllThingsD