I'm rightly scared to argue math with Object but can't the poor man have 400 coffees a day with 200kcal to spare? Not if he's eating 4 portions of apple crumble a day as well as drinking coffee.
@Object started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.