David Vance picks up a story from Daily Ireland on the SDLP’s loss of membership. The drop is in line with a trend in UK politics. The problem with assessing its real impact is that there is nothing really to compare it with, since all of the parties in NI keep this kind of information firmly under wraps. Naturally Republican bloggers are making hay. Whilst all political parties need to push its on-the-ground membership upwards – not all successful parties rely on the same kind of mass membership that Sinn Fein deploys so effectively in its election campaigns.