Sell the news,
Buy the rumours
Is merge all good?
That's the news, hence sell it (not now yet, eth will run another try to get to a new high, it might or might not, that's why keep levelled take profits.
PoW and all the miners won't throw mining rigs for the sake of climate change.
That's the rumour. Hence all PoW blockchains that stood the test of time shall be bought, such as BTC. Not a coincidence BTC is out rallying eth on Ethereum's news!