I would give it to Mourinho. I expect Southgate to stay until he’s sacked though, and I don’t see him getting sacked unless we get an Iceland type humiliation.
LB comes down to whether Howe thinks Hall will be ready to start there next season (right now I’m guessing not). The fact we have so many on our books just means we have a lot to sell/release.
It’s not going to stop people grumbling about offsides. It just moves the line that people grumble about. Make the decision process faster and the technology more accurate (and measure it from the foot).