did that for most of seven years and then i did a railroad bankruptcy for three years and went to conrailcounsel. it was the usual mix of planning and serendipity that goes into most careers. >> you became chief executive at central maine and new england electric and then the big one, which who made much bigger, exelon. it combines the old commonwealth edison with the old pennsylvania electric and most recently in maryland where we have many viewers, you have taken over the utility there. is it good for consumers for utilities to get bigger? >> yes, within some ultimate limits. it would not be good to have one national utility i don't think. we don't need 100 or whatever we have now. this is a business that requires a lot of scale to do it well and you need companies that are big enough both to cope with the economic pressures of the industry and, frankly, to balance off some of the political pressures. it is convenient and nice the progressive to think of the grasping utility and the reforming regulator, but of course the real world is more complex than that. much of what utilities do is