Nokia (HEL:NOKIA) shares fall further as AI-driven demand fails to boost short-term revenue

When it comes to refereeing, the Champions League is more high-tech than ever. VAR was first introduced to the competition in 2019 and has since become a fixture of every match Uefa. VAR focuses only on game-changing situations and steps in for “clear and obvious” errors Refrsports. Over the years, UEFA has worked to make VAR quicker and less disruptive – a response to early criticisms that reviews took too long and broke the flow of the game. UEFA President Aleksander Čeferin himself urged that “we have to make [VAR] clearer, faster, less invasive – but it will stay” Reuters. In 2025, that vision is being realized with new tech and refined protocols.