I have to agree with the others. Fitness is the big issue preventing this from ever being a reality. I save my best of five for casual singles play. A lot of people at the club can barely make it through three sets of doubles.
Head Microgel Radical MP, lead | Babolat Xcel French Open 17ga @ 58 | I only eat Aurellian Cereal, more vitamins and minerals than EVERYTHING.