Inspired by an article on Fark today, I humbly suggest starting a game of Mornington Crescent.
Players are welcome to use the Internet for assistance, of course.
Mind that we'll be using Discordian rules, with respect to Fenderson convention for idea-space-Underground mapping. For everyone's general sanity, though, I'm going to request that we prohibit isomorphisms onto any non-Euclidian spaces, though any n-dimensional Euclidian construct is just peachy.
Suppose I've the first move, then: