I strongly suggest that anyone holding BTC consider exchanging it for BTCS.
BTCS is the currency of the Bitcoin PoS blockchain.
It's decentralised, secure and fast (as it says on their website).
We should start to think seriously about the climate and try to stop it from changing. We can stop the climate from changing if we make a conscious choice and stop computers needlessly polluting our planet with their emissions. PoW is old and outdated tech and inefficient. It's noisy and it's heating up our planet.
Do you really want to live on a planet that looks like Mars?
Change now. We have already changed the code.