Over two seasons on since its introduction, VAR still remains an enigma in the Premier League. The video technology, which was state-of-the-art at the time, has experienced its fair share of disasters along the way and divided supporters.
'After two years of training everyone has been really excited to get started with VAR,' Chris Foy, a former Premier League referee, said after the first weekend with it in use.
'Did it go well? As Raheem Sterling said after the Manchester City game, if we're getting the decisions right then it can only be a good thing.