I note there have been attempts to score political points on this thread. Much as I detest Thatcher, and have previously posted the picture of her and Savile when others have been drooling over her cachet, I don't blame her or any other politician (Wilson, Callaghan? ???) for Savile's longevity...
I hope (and suspect) you're right. Scrutiny is extreme, now, and dozens of people will capture you on their phones and post the footage online. And attitudes have changed. Contributory negligence has thankfully been largely obliterated as a concept.
Something that my not have been mentioned is...
You have to prosecute the bugger first. He wasn't even charged.
Or are you toying with lynching, now? I admit, that would have save time and, indeed, in these cash-strapped times, much-needed money ???