It might not be just the trust in value. BTC started at less than 1$ in value. The trust built over the last almost 9 years. It might be trust that you can't d

It might not be just the trust in value. BTC started at less than 1$ in value. The trust built over the last almost 9 years. It might be trust that you can't double spend BTCs, trust in the issuing algorithm, trust that you can only lose your bitcoins if you do something stupid with your wallet, etc. Of course, we can't compare right now bitcoin's ecosystem with the ecosystem of the fiat currency, but who knows what will happen in the future if more and more people and businesses choose to adopt it.