This tech giant up for sale is a homegrown miracle – it must be saved for Britain

If the Tories truly want to reshape the country, they should help to buy Arm

Tory-linked PR firm granted £3m Covid-19 contract without tender

Topham Guerin behind idea to rename CCHQ Twitter account during 2019 election campaign

We fixate on the decline of the high street, but the real issue is Amazon

Politicians talk about saving traditional shops. They should focus on challenging the power of the tech giant, says Guardian columnist John Harris

Our health is all we have. But now Google wants it too

The EU probe of the search engine’s deal for Fitbit is a harbinger of a future in which Big Tech is central to healthcare

Who will choose the next US president – the American people, or Facebook?

The social media titans are more powerful than politicians. But it doesn’t have to be this way, says Guardian columnist Jonathan Freedland

Wiley’s racism flowed because social media is a petri dish of hate

The rapper will pay for his antisemitism but nothing else will change. Twitter and Instagram were once cute but have turned vicious, writes the comedian Nish Kumar

If you’re not terrified about Facebook, you haven’t been paying attention

Facebook and America are now indivisible, says the Observer writer who broke the Cambridge Analytica scandal – and the world is the sicker for it

The UK’s app failure sums up our fatally flawed coronavirus response

Thanks to dithering and ineptitude, we may never have contact tracing on our smartphones

AI system detects posts by foreign ‘trolls’ on Facebook and Twitter

Researchers train machine learning to pick up patterns of social media posts aimed at manipulating political events

The Guardian view on rethinking China: right, but not because the US says so

Editorial: The UK’s suspension of the extradition treaty with Hong Kong reflects an international shift. But British and American interests are not identical

Recovery from Covid-19 will be threatened if we don’t learn to control big tech

We need to curb misinformation. Otherwise, confidence in answers to the pandemic will be undermined

Pressure from Trump led to 5G ban, Britain tells Huawei

‘Geopolitical’ factors were behind the move, the company was told, with hints that the decision could be reversed in future

Margrethe Vestager was 100% correct over public mood on Apple tax case

Court defeat for Brussels is reminder of glacial pace at which international tax reform proceeds

UK ban on Huawei in 5G network groundless, says Chinese ambassador

Beijing warns that removal of telecoms firm from UK network by 2027 will undermine trust

Chinese media calls for ‘pain’ over UK Huawei ban as Trump claims credit

Global Times mouthpiece says Beijing must respond or be seen as ‘easy to bully’