During this World Cup, VAR, or video assistant referee, has become ubiquitous (and despised by many). But there was a time when fans and teams loved it. What went wrong?

Technology ‘great idea on paper’ but officials call for more common-sense approach as ‘the perfect has become the enemy of the good’

Two decisions during England’s 2–1 win over Norway were just the latest in a string of contentious VAR calls at this World Cup