This framing is so gross. To see (human!) generated (ahem: English) text to be a "vital resource" you have to be deeply committed to the project of building AI models and in this particular way.
Link to original tweet:
https://twitter.com/emollick/status/1605756428941246466
Link to paper:
https://arxiv.org/pdf/2211.04325.pdf
Ethan Mollick on Twitter
“We are running out of a vital resource: words! There are “only” 5 to 10 trillion high-quality words (papers, books, code) on the internet. Our AI models will have used all of that for training by 2026. Low-quality data (tweets, fanfic) will last to 2040. https://t.co/hm1EaJ6Enu”