Bishops should be selected by lottery

This research on peter_principle gives a mathematical demonstration that: "organizations would become more efficient if promotions were made at random" So assuming that being made Bishop is a promotion in some sense (and I have theological difficulties with the notion), we should consider saving the moneys spent on the Crown appointments process and the search procedures and simply enter all the clergy into a lottery for each position of bishop, archdeacon or even area dean. There is Biblical precedent, of course ...