Ah, yes, but what about the defence?

As Philippe Coutinho launched Liverpool’s latest blitzkrieg attack, spreading panic and cutting Spartak Moscow to ribbons, it became blindingly obvious that there are two ways of analysing the work Jürgen Klopp is overseeing at Anfield.

Either dwell on the fact that they are not quite Manchester City, and that they can still be susceptible on occasions, or look to the irrefutable proof that progress is being made and which was underlined in all its scintillating glory last night.

Watch all 23 of Liverpool’s group stage goals

The previous two occasions in which Liverpool had been in the Champions League (2009-10, 2014-15), they failed miserably to even clamber out of the group. Here, they did not just tap on the door to the knock-out stages, but emphatically