Eating’s gross, isn’t it? In the abstract, I mean. When you’re used to hyperspace recharging stations, to sunlight and cosmic rays, when most of the beauty you’ve known lies in a great machine’s heart, it’s hard to see the appeal of using bones that poke from spit-coated gums to mash things that grew in dirt into a paste that will fit down the wet tube connecting your mouth to the sack of acid under your heart.