For Manchester United fans, it was the biggest of let-offs. For everybody else, it was yet more evidence VAR is sucking the joy out of football.
Coventry City denied one of the greatest moments in FA Cup history - and one of the most miraculous comebacks of all-time - by mere inches.
In the days before technology, Victor Torp's winner in the dying seconds of extra time would have been heralded as yet more magic from the world's greatest cup competition.
It could well have also sealed Erik ten Hag's fate as United boss.
But the ruthless accuracy of VAR and its offside lines stopped wild Coventry celebrations in their tracks and ultimately allowed United passage to the final.
With Coventry the clear underdogs, and certainly at 3-0 down, it was another moment where VAR proved a killjoy for the wider football-watching public.
Whoever you support, there have been moments when VAR really has spoilt the game we all love.
All-English Champions League classic decided by VAR
Manchester City and Tottenham Hotspur served up one of the great Champions League contests in the 2019 quarter-finals - but ultimately VAR decided the outcome.
First, there was what proved to be the winning goal bundled home by Fernando Llorente from a corner. After an agonisingly long VAR check, it stood because the Spurs man scored with his hip and not his arm.
Then, in the third minute of stoppage time, City's Raheem Sterling scored what would have been the winner, sparking euphoric Etihad celebrations with Pep Guardiola performing a touchline dash.
But that ecstasy turned to agony when officials spotted Sergio Aguero was just offside when Bernardo Silva diverted the ball into his path to tee up Sterling.
It left City feeling numb and Spurs thankful for the officials
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