Michael Cockerell’s ‘How to Win the TV debate’ will be more enlightening than the actual events themselves.
Harold Wilson, who teased Sir Alec Douglas-Home into having one in 1964, wasn't really interested:
I was none to keen on the debates. Some small thing might have gone wrong. I might have got hiccups from smoking a dusty pipe.
Forty-six years later, there are three leaders who would, no doubt, agree with Wilson’s remark. But, of course, neither Brown, Cameron nor Clegg will go on to win four general elections.