For some people who already have huge amounts of money, they doesn't give it much importance but for someone who barely survives even after living a frugal lifestyle, then for such person money is everything
People who have a lot of money never care about expenses because they really have enough money to use. But for people who are not so stable income, they will care enough to save money because if it is not done, their lives will not go well to meet the needs of life.
Seems like you're someone who bought Bitcoin in its early days and that might be the reason why you're saying something like that. It's money, and that's the reason why majority are into Bitcoin.
If we care about the future, it is necessary to think of ways to protect the value of money we have and Bitcoin is one way that can be used by most people to protect values. Bitcoin has progressed rapidly even though initially most people doubt but the journey until now Bitcoin has provided certainty. When we care about money, Bitcoin is one of the best investments that can be utilized because Bitcoin can provide maximum benefits in accordance with our ability to undergo investment.