We have all experienced that exact moment during a classic British heatwave. You are lying completely naked on top of the bed sheets, starfished as wide as physically possible so your own limbs do not touch each other. You look across at your partner, who is doing the exact same thing, staring blankly at a buzzing fan or out an open window. You reach out a single index finger to touch their arm, trying to spark a moment of romance, and they instantly flinch back like you have