Also, if there was only one error in the match, it might be useful if the PGMOL educated the rest of the world as to why their referee was correct in not awarding a penalty for the shirt pull on Dunk or the hand ball by the Tottenham defender, and possibly if the VAR ref would have allowed the...
Suggest that 3 guys sit in on VAR, in 3 separate locations, and all 3 have to make the same decision for VAR to rule, any difference of opinion sends the on pitch ref to the monitor.
This way the on pitch ref knows that at least one colleague disagrees with him, maybe 2, but not all 3, so...