I had forgotten about your letter-writing campaign! I may write more on WBCN later - oh, what the hell, here goes. My persistent audio memories of 'BCN, for some reason, are a lot of Peter Wolf promos and J. Geils "Houseparty." But let's not forget the epic events of 1979: the February strike and the "official" start of the Rock and Roll Rumble.
More listener comments here, more nostalgia here.