UK mobile service revenue growth was -0.1% in Q4, a 0.6ppt improvement from the previous quarter. This was helped by some modest price firming, continued strong data growth, and some inflation in handset prices

EE was the strongest growing operator after being the weakest just 12 months ago, with its efforts to improve customer service, network performance and perceptions of network performance starting to pay off. H3G had a strong H2, with strong customer additions while not sacrificing ARPU, although it is still clearly taking steps to manage capacity demand. O2 had another solid performance with a modest improvement in service revenue growth, and Vodafone suffered from weak ARPU primarily due to pricing pressure in the business market

The outlook for market service revenue growth is fairly positive, with ARPU-enhancing pricing moves in evidence, supported by continuing strong data volume growth, and existing customer price increases due to take effect from Q2 2017

Streaming is now mainstream and we predict 113% growth in expenditure on subscriptions for 2015-18 in the top four markets (US, UK, Germany and France)

Free vs paid-for streaming is the central question for the music ecosystem: free yields fractions of pennies, making subscription the only credible business model

Market leader Spotify is facing competition from tech giants Amazon, Apple and Google, with deep pockets, for whom content is a pawn in a larger game