In retrospect, the computerised boat in the movie Titanic looked more believable than the one Nicola Sturgeon stood in front of the day she ‘launched’ the Glen Sannox ferry, almost six years ago. With its famously painted on windows and oddly delicate looking bulbous bow – one of many parts subsequently replaced as it was found not to be fit for purpose – we can look back now and wonder who they were trying to kid with their fakery.