It won't necessarily be a linear offering of course, or if it is it doesn't have to be a simulcast of ITV
I'm sure that in their list of how to do UHD that regional news barely appears on their agenda if at all. I'm not sure what he means about regionality, it could be a number of things. But I doubt they're having big meetings about how they will broadcast Lookaround in UHD
Some people like to forget that ITVs desire to broadcast regional content in HD is nothing to do with the actual programmes, regional news included, and all about maximising their advertising revenue.
A UHD channel using the same sort of idea that is in the Sky boxes to have a local set of adverts seamlessly inserted into a national feed could be the story of thing they're talking about.