The neat thing is (to me), his rule still makes sense. If I were listening to someone who spoke a dialect of English different than mine, it would still sound

The neat thing is (to me), his rule still makes sense. If I were listening to someone who spoke a dialect of English different than mine, it would still sound natural if they chose their "a" vs "an" in the "right" way: # yes a hotel an 'otel # no an hotel a 'otel