“‘Don’t come within five feet of me during a match,’ Swansea City’s co-owner Steve Kaplan warns me. ‘And if we lose, which unfortunately has occurred so far this season quite a bit, it ruins my entire weekend. I’m not a pleasant person to be around.’ Long-suffering football fans will relate. But a few years ago, the softly spoken American, 59, barely watched the game, let alone allowed his mood to be dictated by it. …” FT