American English perspective: We'd never say "in future, could you please refrain from eating loudly." There would always be a "the" after "in". "I'm in hospi

American English perspective: We'd never say "in future, could you please refrain from eating loudly." There would always be a "the" after "in". "I'm in hospital." same thing, "in the" If someone said "Isn't she lovely. A great car, this one." I'd think they were trying to imitate a Brit.