In China, Alibaba and Tencent compete for food delivery to expand access to a fast-growing source of mobile user data, using their chat and wallet super apps to funnel customers to their food delivery apps

In the West, the rivalry is direct between the food delivery apps – Just Eat, Uber Eats, and Deliveroo – and the costs of last-mile delivery dissuade challengers

In the UK, Amazon will change the game if it succeeds in its proposed purchase of a minority stake in Deliveroo, which Uber failed to buy last year. Progress on the merger of Amazon and Deliveroo is suspended by the regulator

Launched to the world in September 2017, TikTok is the first Chinese app to pose a serious threat to Western social media companies as it attracts hundreds of millions of Generation Z users around the globe

Privately-owned parent company Bytedance earned $7 billion in online advertising revenues in 2018 and is valued at $75 billion, placing it ahead of Uber as the world’s most valuable internet start-up, with an IPO likely this year

Bytedance’s goal of earning half its revenue outside China by 2022 is far from certain. In order to hit the target, TikTok will need to attain super scale with best-in-class revenue per user, an unlikely combination

Even though Facebook is not a producer of news, 6.5 million UK internet users claim to mainly source their news from the platform. Posts and shares by friends in the user's network, in the context of Facebook's algorithm, determine the order of stories in the personalised News Feed, removing the control of the news agenda that publishers have for their websites

Premium publishers operating a paywall (The Times, The Financial Times) have a lower key approach to Facebook than publishers generating advertising revenue from referral traffic to their websites or from on-platform consumption of Instant Articles. The latter will seek to stimulate social media engagement, optimising stories through attention-grabbing headlines, and installing Facebook’s share and like buttons on their websites

Case studies of the news stories that were prominent on Facebook (measured by likes, comments and shares) in the periods leading up to the Brexit Referendum and General Election 2017 votes respectively demonstrate that newspaper brands (the Express for Brexit, and The Guardian for the General Election) achieved the highest reach on Facebook during these periods, despite being ranked below other news brands (BBC in particular) in terms of traffic to their websites