You consume it by trading it or, for a direct analog to your example, by showing off your wallet balance. Your Fortnite skin is no more consumable than a BTC. It just has a different value and use.
Hence the SEC is right to clampdown on crypto for violations of securities law, in order to prevent bubbles that emerge when the only use for something is trading it for something else. We already have that, people who want to participate in that game know where to go, the stock market.
> > for a direct analog to your example, by showing off your wallet balance
That's the most circular thought I've ever heard.