Personally I'm curious to see how the BBC will deal with their own 'culpability'...will there be a thorough and frank investigation into how the BBC (and by extension, the rest of us) were taken in. So think it's a valid exercise.
// I don't think the fascination is necessarily with Savile himself, it's more to do with an environment/culture that enabled him to hide 'in plain sight'....and other people who are accused/suspected of doing the same. //