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We will see. It could be just a pump and dump, or this could be the beginning of a rotation from btc into bch...

Everything is possible :-)

Yes, but my comment I posted and link which I will include again in which they intend to make BCH easier to mine and it looks like they could smoothly get away with it.
https://www.coindesk.com/bitcoin-cash-hard-forks-blockchain-bid-ease-mining-difficulties/