Audiobooks are growing fast, driven by smartphone adoption and better supply, as well as interest from people who don’t usually buy books, such as young men

The sector is dominated by the presence of Audible, Amazon’s audiobook publisher/retailer, which has driven growth of audiobooks but put publishers under pressure. Its strategy is a lesson in Amazon’s approach to media

Audio is an opportunity to sell to new customers, but publishers must acquire and use rights responsibly, and experiment while not letting the audio tail wag the print dog

European mobile service revenue growth was down slightly to 0.3% in Q1, with improving trends in all countries other than France, which was down sharply due to the closure of the VAT loophole and intensifying competition

Iliad's launch in Italy was somewhat muted but its focus on straightforward tariffs is likely to hold considerable appeal there, with hidden charges there commonplace and being investigated by the antitrust authority

We expect greater polarisation between the North and South as the year progresses, the key question marks being Vodafone's strategy in Germany, Iliad's traction in Italy, and whether Iliad's revamp in France will lessen or worsen mobile competition there​

Spotify is now the world’s first publicly listed on-demand music streaming service. Its global footprint generated €4 billion in 2017 from over 70 million paying subscribers and 90 million ad-funded users across 65 countries

As it expands, the service is steadily but surely moving ever closer to profitability, with a 2019 operating profit a very real prospect

So far and for the near future, Spotify’s global pre-eminence versus competition from Apple, Amazon and Google proves remarkably resilient. Plans to build upon its differentiating features will become ever more decisive as the tech titans will continue to wield their resources and ecosystems against the comparatively undiversified company