An assortment of links for Friday

  1. Tumbling battery prices mean that EVs will not just have lower lifetime costs, but will also be cheaper to buy than internal combustion engine cars in most countries by 2025-29.
  2. Cellphone notifications are a tragedy of the digital commons.
  3. We now spend 30 minutes a day watching videos on our phones.
  4. Throughout our planet’s history, massive volcanic eruptions have devastated life. Could one bring an end to human civilization?

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