Many people buy Bitcoin to "hodl", not to use, giving it some gold-like characteristic. If there was some crypto without any incentives of hodling long term, I'm sure the adoption would be higher. People don't spend Bitcoin the same way they don't spend gold in daily life: to own it as a long-term value reserve.
My best guess at why the average person is hesitant to use bitcoin as a primary currency is: where do I go when it goes wrong? If the system holding my money is hacked, or I get scammed in some way, where is my legal recourse? Legal recourse is typically something provided by a state. But state regulation nullifies a lot of what bitcoin advocates claim is the advantage of cryptocurrency. I'm not up to scratch on the…
Bitcoin miners and devs took the project in a specific direction a few years later, optimizing it for use as digital gold, while making it much harder and more expensive to use as a currency.