I mean that STEEM and SBD is being used right now in a working platform to do value exchanges to thousands of people per day. Yes people are dumping and making a quick profit. Those will always exist. Majority of humans aren't investors so they don't think in the long term.
You can already buy electronics with Bitcoin and cars. Soon you will be able to buy food with it also and then the ecosystem is complete. That will say it will work just as real money. But yes we are early right now so it's not perfect like the many things you currently cannot buy with Crypto. But it gives more speed and value to the users so eventually it will be adopted by the mainstream.