What change that's less significant than allowing individual satoshis to be further divided has been refused as a soft fork? (Bigger blocks is far more significant.)
You don't even need a fork, you can just use off chain middlemen that add extra units, or if it's done as a sidechain then no agreement is needed and it's all on chain.
You don't even need a fork, you can just use off chain middlemen that add extra units, or if it's done as a sidechain then no agreement is needed and it's all on chain.