Creating an increase in the supply would require a hard fork. That new chain would immediately be rejected by every node because no one is going to want to dilute their position. There are mining impl...
This is basically how Bitcoin SV and Bitcoin Cash came to be. It was the hard cap supply that was changed, but block size and other features. Those chains exist and their coins are worthless while the Bitcoin main chain carries on with the most value along with node acceptance.
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