Hacker News Reader

This will end very soon since 80% of coins have been mined already. So the energy consumption will only be miners processing transactions.

In my book, 2140 isn't "very soon" (based on the current Bitcoin mining algos).

The last 1% of unmined Bitcoin will last over 100 years. A majority of mining profits at that point will be from tx fees.

Sure, but "only" !== "majority".