Objectively, the money is just a sheet of paper, why? The paper is recognized by the state government to ensure that, so what is the guarantee? that is gold. Which country more and more gold, wealth assets are terrible, that currency is priced compared to other currencies. To understand more about currency you can see the book "War Money" nhé!
Bitcoin is generally accepted by the community and is priced against USD or gold so it's worth it.
In short, every value is converted into gold. But gold has some major disadvantages so new alternatives are available such as money and now Bitcoin.
Simply because they are very different in amy ways like for example the money are stable and accessible by a lot of people even the beggars because we can easily gave it to them and it is the traditional way so even the elders do it. While bitcoins are the modern one and it needs a lot of medium in order to access it because it first meed an internet connection and a device so beggars cannot access it so if that will be the case then there will be some discrimination that will occurin the