Steve Clarke can vouch for that better than most. Seven years in charge of Scotland’s national team have brought three qualifications for major tournaments and, while the path to the finals was a thrilling joy ride, a rollercoaster of emotions, the final stop was brief, unfulfilling and decidedly flat. “I didn’t enjoy the last two tournaments,” said the Ayrshireman as he perched on a stage in the Boston Stadium on the eve of his side’s opening Group C game against Haiti.