Firstly: https://www.statista.com/statistics/264810/number-of-monthly... Facebook's MAU is now at 1.7B users (That's almost 1 out of 4 people on the planet!) and is growing at about 10% per year.

Secondly: Saying that Facebook's popularity will rise and fall in a similar trend that Myspace did is like saying Google's popularity would rise and fall like Ask Jeeves's.

Thirdly: Facebook owns Instagram and WhatsApp

Conclusion: Big brother Zuck is here to stay!