So all the graphs go straight up. But, hey this is not a new phenomena. The net's been around since 1971. Vinton Cerf invented Internet or a network of networks after ARPAnet, and that's a 21 year old phenomena. The Vinton Cerf and Robert Kahn paper on TCP was written in 1974.
So actually the growth rate is constant and hasnít changed for 25 years. If you double every year for 22 years, you end up with 4 million. We notice things when they get to be in the millions.