Not that I'm an advocate for Nigel Farage or UKIP, but this is: a) Conflating campaign promises (it was Vote Leave who made the promise, not UKIP, so Farage is

Not that I'm an advocate for Nigel Farage or UKIP, but this is: a) Conflating campaign promises (it was Vote Leave who made the promise, not UKIP, so Farage is not backtracking on anything); b) Misunderstanding the nature of promises made during this campaign; there is no real 'official' leave campaign, and by voting to leave in the referendum, we have not elected any campaign group into power.