Where is Wikipedia Headed for in the Future?

As Wikipedia grows how, or will it limit the type of content that is posted on it in order to increase its legitimacy. There are two camps in this struggle, described by The Economist as " “inclusionists”, who believe that applying strict editorial criteria will dampen contributors' enthusiasm for the project, and “deletionists” who argue that Wikipedia should be more cautious and selective about its entries." The question is who will win out, and more importantly who should?