Show me a Bitcoin beach like effort that started out with any stablecoin and it now Bitcoinized.
This seems like a mind-set problem we really need to get over. None of our "bright spots" aka places that were Bitcoinized became that way the way a lot of people think they did.
OR
Simply show me the evidence of your claim actually happening in real life outside the hypothetical. Then, I will study the likelihood that a person who starts with a stablecoin ever makes the transition to Bitcoin.