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They could but you need the support of exchanges/money to do it. That way the fork chains have liquidity. Then have community support so the chain is used and does not die. This is how Ethereum Classic survived

it would be cool in one sense... That would be something I would love to see.. The community and content guys in one direction and the rest can do what they want.

Anyone who wants to can do that. The question is whether you can find enough people to go with you to have a viable community and functional witnesses.