Not really. It’s fud of ppl trying to sound smart. There is plenty of untapped cheap energy yet to be plugged in. That is what they used to fud with Chinese miners. Mining is a brutally competitive business where the best tech and the cheapest energy wins. It will become a national security issue where nation states will all compete for it/ subsidize the costs like infosec. China shot themselves in the foot heavy by being commies and not having foresight