The UK government is on the cusp of introducing legislation that will force online platforms to monitor and mitigate the presence and spread of harmful and illegal content, in a regulatory first for big tech.

Affected companies should take note: they will need to prepare for a higher level of transparency and communication with regulators, and larger service providers will require expanded moderation, user verification and research capabilities.

Users should be protected as platforms balance complex competing duties. News publisher content has a carveout, but publishers may experience butterfly effects as the online environment is reshaped.

Recorded music revenues in Japan are stuck in decline as physical sales sag, although 2017 marks the first year when streaming gained a foothold with 8 million subscribers. 

J-pop fans spend on 'experiences' with their idols including events, merchandise, CDs and DVDs, which streaming cannot replicate. Top native LINE MUSIC offers integration with a popular messaging app and bundling with mobile. 

Serving international repertoire, Apple Music claims more subscribers than Spotify in Japan, which is more localised, and has most users on the free tier. Amazon Prime Music is a looming constraint on the adoption of subscriptions.