We're told that part of the appeal of the Tron 'experience' is the opportunity to travel inside computers. In 1982 this was dead exciting. That was before spreadsheets. And viruses. And spam. Of course, familiarity breeds contempt and if computers are entirely necessary for modern living, it cannot be denied that their wonder has diminished somewhat. Unfortunately, this belated 'sequel' merely confirms this, revealing the inside of your Xbox as a large, tedious and often infuriating place. Tron ...