Bosch has just brought its fully automatic bean-to-cup machines to American kitchens, and the timing is awkward for KitchenAid. The Bosch Series 6 arrives at $1,299 with a touchscreen, 25 drinks on the machine and 41 through its app, and full smart-home integration. The KitchenAid KF3 counters at $999.95 with a deliberately compact body, a...