It is a truism that the richest people in the world rarely use their own money. That is the case at Chelsea, where Todd Boehly and his co-investors have used external to fund lavish spending. The c.£1.5bn Chelsea owed Roman Abramovich was written off after the private equity backed consortium made up of Boehly, Behdad Eghbali’s Clearlake Capital and a number of others bought the club in 2022. Since then, Chelsea have spend almost the same amount on new signings. Substantial profit from player sales has offset that figure somewhat but to nowhere near a break-even point. Profit and Sustainabilit…