Yes, cryptocurrencies are a medium of exchange, which can be used to make payments for online purchases. There are hundreds of online shops and retailers that accept Bitcoin and other cryptocurrencies. However, there is a catch. Both the buyer and seller should agree to accept the particular cryptocurrency for the deal. There are various search engines to find the goods and services that can be purchased using cryptocurrencies.
“Every single day, the concept that it could be worth something, it could be a store of value is being continually approved by more large, powerful entities,” Johnson says, pointing to established financial institutions holding digital currencies and large corporations adding them to their corporate balance sheets. “The idea that it’s actually worth something is continuing to grow as adoption and acceptance continues to grow as well.”

Savvy cryptocurrency users are therefore maniacally protective of their private keys, typically storing them in multiple digital locations — although generally not Internet-connected, for security purposes — and on paper or in other physical form.
The result of this saw Bitcoin’s highest prices sliced in half in June, with the coin struggling to break out of the low to mid $30k price range until it received a welcome boost from Tesla founder Elon Musk in his appearance at major Bitcoin conference in July.