> Everyone involved can still either choose an existing provider or set up their own. As in, for real, in practice? I seriously doubt it, the hurdles are huge,

> Everyone involved can still either choose an existing provider or set up their own. As in, for real, in practice? I seriously doubt it, the hurdles are huge, and most deals favours gigantic corporations (bulk often being cheaper than detail). Try to get a peering agreement with some big provider. Most wouldn't even talk to you if you're not big enough.