The unique characteristics of most cryptocurrencies allow it to function as both a store of value and tradable tender. Although Bitcoin's original use case wasn't of this nature, Of course you'll see millions if not billions of dollars being traded everyday on exchanges. People trade traditional fiat currencies similarly depending on exchange rates going up and down, its of the same nature.

If you are wondering about the lack of crypto payments all you have to do is look. browsing this thread I see tons of answers for where you can pay with crypto. Did you know more than 1500+ merchants in Venezuela alone accept DASH as a payment method in the fight to combat inflation of their national currency?

Did you know you can look up merchants online that accept BCH in countries all over the world?

I personally sold my motorcycle for ETH on FACEBOOK MARKETPLACE. It's all about finding the right outlets at this time. It's coming out of its niche to provide real world use cases!

I've been working on a huge project to implement real life crypto payments as well! I can't wait to show you guys.