Bitcoin has certain characteristics that are similar to typical commodities, such as gold. Bitcoin also meets some requirements of the standard definition of a currency. Some argue that bitcoin is a security, or an investment contract with implicit or explicit ownership terms.
What Type Of Asset Do You Think Bitcoin Is? Commodity, Currency, Security, Perfect hedge?
It is unlikely that bitcoin will be able to pay for coffee in the future. But bitcoin is best suited for backing up funds and building them up.