News Warner Bros UK boss Phil Christie discusses one of the biggest new artists of the year News Company looks to be doubling office space in city News Warner Bros boss Cameron Strang "thrilled" to introduce music to Spotify et al News COO Marc Strigel and Finance Director Markus Harder both exit troubled company News Tim Westergren targets subscription growth of 9m this year News Promotion mirrors similar deal run with The Times (UK) in 2014 Analysis News Total recorded music revenues from the likes of Spotify and Apple Music hit 10 figures in 2016 News Mark Mulligan predicts there will be 221.5m subs by 2020 worldwide