the two things you have treated in my post as perceived to be linked, are separate. they are just sharing a sentence for expediency.
I know extra capacity is not needed just so people can go to meetings in banks in london. neither is it for dubai, abu dhabi, istanbul, doha, frankfurt etc all...
So many views on this thread but only a couple really seem to grasp the issue. We need a world class hub in the uk to maintain our position as a key transatlantic gateway, and londons position globally. It's either expand Heathrow or build a new hub. Both massive projects that will drag on...