@S1E, it is a fact that the 330s were specc'd for ORD, or perhaps the project manager lied to me:high comfort attendant seats, no rest area, no bunks.
I saw the drawings laid out on his desk at Stockley, he invited me to look over them with him: so don't tell me what is opinion and what is is fact.
How about transfer pax to United from the catchment area and from LHR: LHR isn't the only airport in the UK; if you can feed traffic anywhere it makes sense.