What I find interesting is that there's no asterisk next to the 50PB figure for all written works. That may be a reasonable estimate for all published written w

What I find interesting is that there's no asterisk next to the 50PB figure for all written works. That may be a reasonable estimate for all published written works, but the internet, as indicated by how much data Google processes in the same diagram, has allowed the volume of written, recorded knowledge and thoughts of mankind to expand dramatically.