There was a time when Lembit was just a figure of fun, one of those wacky characters who enliven the fringes of politics more for their antics rather than their contribution to policy. Such figures have existed in all ages. Yet somewhere along the line Lembit has turned into an object of derison if not pure hate, even within his own party. (And this started before the Liberals had their first losing campaign in his seat since the days of Disraeli.)
Maybe it's because Lembit has stopped being funny and his efforts are now just irritating. Take for example this video for his campaign to be Mayor of London: