There are signs that Trump wants his favourite tech billionaire to be as ruthless with the institutions of the American state as he was with Twitter

When it is finished, Qianfan could number 14,000 satellites

The serial tech entrepreneur once stood in line to shake Barack Obama's hand. Now he sits across from Donald Trump wagging, nodding, salivating, and retweeting. Has he earned enough for a hug?

It has some advantages. But it is entering a crowded field

Twitter was known for its liberalism. It has been transformed into a very different beast, posing implications for news provision and political debate in a year with the next race for the White House

Elon Musk's lawsuit against OpenAI unveils rift over AI mission, transforming a once-promising partnership into a legal battleground

A top biographer trailed the world's richest man for two years and then spent 688 pages deciphering him, yet Elon Musk has always been hard to define, as his latest scrap with Jewish leaders shows.

A global brand and a much-loved bird are out, taking blue-tick verifications with them, scandal has arrived, rivals have launched and advertisers left. And the world has been asking: 'Why?, Elon?'

The bluebird is gone but it will live on in the hearts of loyal Twitter users who are less than enthusiastic about Musk's all-encompassing platform X. Will his crazy bet pay off? Only time will tell.

Fears over the dangers of fast-developing artificial intelligence run up to an existential threat to humanity. Those funding AI should think about the dangers, not just chase profit at all costs.