It's just that like others have said, Ping is so highly monetized. I can imagine Facebook shedding users as they get desperate for cash and introduce annoying a

It's just that like others have said, Ping is so highly monetized. I can imagine Facebook shedding users as they get desperate for cash and introduce annoying adverts or disable useful features, meanwhile Ping will pay for itself and possibly expand to be a complete FB rival. Just wild speculation of course.