He probably hasn't used a 3G phone yet; 3G networks are plenty fast. But for the most part, the rant was insightful -- especially on the issue of standards. All these cell phones use totally different platforms for running games, and they vary widely in performance and power. Is it feasible to develop for a dozen different platforms at once? Most game developers have enough trouble as it is with three!
So maybe the best we can hope for is a Snake MMO. Actually, that could be kind of cool.