Electronic money, instead of paper or coins, is there to stay. However, bitcoin is a very poor implementation of this. The mining alone has contributed significantly to the earth's yearly electricity consumption.
There are tons of legitimate use cases. However, most of them aren’t immediately apparent to affluent people in the United States as it solves problems most of them don’t have.
Are you implying that you cannot buy a car on a weekend in the US?
If you Google, you’ll see that not only can you buy a car on the weekend, but there are articles from insurance companies on adding car insurance, articles about whether it is better to buy on a week day or weekend, and even articles on buying on a 3-day holiday weekend!
the beautiful thing about accounting and trade is that cash flow doesn't have to coincide with the transaction.