Links 13

1. The Economist on Elon Musk: ‘Whatever the legality of his decision to fire so many Twitter workers, his methods are brutal: people locked out of corporate IT accounts, careers ended with an impersonal email, half the workforce gone at a stroke. It is as if Thanos had decided to try his hand at business.’

2. Who said it, Montgomery Burns or Elon Musk?

3. AI in heathcare: ‘When researchers trained an AI system to use radiological images to distinguish patients with COVID-19 pneumonia from those with other respiratory diseases, the machine found a logical – but faulty – short cut. The AI system learned to read the dates of the scan and simply put all patients who entered the hospital in 2020 into the COVID-19 category.’

4. How many languages are there in China?