The graph shows metrics that have nothing to do with capitalism. Capitalism has different definitions, and most of the ones you'll find right away are written by communists. At the core of capitalism is the voluntary exchange of goods and services, using currency as a means of exchange, nothing more. We've been doing this since we first understood ourselves as a species.

The graph and the problem you presented is nothing more than a reflection of the increase in the number of people with internet access.