Lots of different styles of pressing. Arguably we may only need two on one when pressing out wide. Or pressing and covering space. There are drawbacks to pressing if it doesn't work.
Don't take notice of northern pundits that spout their first thoughts. Chasing shadows like Man United and we would have lost 0-3. An Emirates linesman and we would have won.
Overall impression is that we are undergoing a transition with players getting older and it is we do not drop too many...