Some dozy twat of who went under the grand name of the junior Lib Dem Business Minister once seriously suggested that all verbal undertakings offered by tradesmen to their customers should be enforceable by law and to that end, the customer should record this on their mobile phone as evidence. It means that if Ms Jo Swinson’s proposal makes it to the Statute Book I could be prosecuted if I tell a punter “Hop in, Guv, I’ll get you to the airport in 30 minutes”, and the Westway is jammed solid.