I'm not so sure. Looking at the history of the Internet, the communications technology seems to have grown from a system of necessary pseudonymity to increasing

I'm not so sure. Looking at the history of the Internet, the communications technology seems to have grown from a system of necessary pseudonymity to increasinglhy-non-pseudonymous interactions (social networks with real names, merchant systems with credit cards, and increasingly initiatives to use one authoritative account system to authenticate with multiple services). A social shift to consider people who don't use their real names online as "creepy" or "with something to hide" may not be as impossible as you want it to be.