Former world number 6 and multi-time French national, Mathieu Castagnet still has plenty left in the tank at the game's highest level. Mathieu has wins over several world #1s including the likes of Ali Farag, Mohamed El Shorbagy and Nick Matthew, and he's got his sites set moving back up the PSA rankings. Mathieu talks about his game, his break through events, the French General, the current state of French squash and the Selby/Castagnet squash Gif that has gone viral.