And this time he promises he won't change his mind just like last time he promised he wouldn't change his mind.
Would we have had a referendum without Nigel? We'll never know. He peaked spectacularly in 2014 which helped force that manifesto promise by Cameron so it's arguable
Hard to see a big role for UKIP now anyway so probably wise for him to step down but what will he do now? Doing the maths bit on Countdown is so not his forte.