Brendan O'Brien: Hallgrimsson's next job is inside Ireland players' heads

The job at hand could probably be boiled down into two main areas in need of attention: midfield and confidence.

Republic of Ireland head coach Heimir Hallgrimsson reacts after the UEFA Nations League B Group 2 match between England and Republic of Ireland at Wembley Stadium in London, England. Photo by Stephen McCarthy/Sportsfile

You hear it before you see it. A jumble of words and music meshed into a cacophony of sound.

Then you turn the corner of another room in London’s Tate Modern and Cildo Meireles’ Babel, a room-high circular stack of old and ancient analogue radios all tuned to different stations, assaults your eyes too.