• High security makes it a good means of storing wealth,
• Decentralization means one can transact independently,
• Transparency makes it easily verifiable.
All these makes it an ideal currency and hedge fund
It's impossible to predict how technology would evolve in the coming years as there would always be changes and innovations, but I am certain how Bitcoin would be in the coming years and decades. So, it would always be in use.
There can be new projects with new use cases, but that does not affect the usage of BitcoinBTC