People will copy this strategy if it works... it's just guaranteed to fail is the thing.
For multiple reasons.
Imagine a crypto out there that crashes to literal zero because of low liquidity and unrealized tax implications. Now France is telling people they owe money that doesn't exist. There are so many reasons why unrealized taxes and crypto are completely incompatible. It's only going to take a little time before the layman realizes this is the stupidest idea ever... just by witnessing the results of the policy.