What are all the stable coins right now?
Prices are at the lower side but we can't say they are stable or can't go further down.
Crypto currencies are highly unpredictable/ volatile.
These are mainly based on the speculations and trend change very sharp.
As some large selling and buying is observed or some news is broke, crypto market reacts very fast.
Decentralized technology is still new to the world. Its market penetration and adoption is still negligible.
With the passage of time as more and more people are aware of this technology, it is becoming more and more popular.
Now even many countries has started accepting this as currency and many other are in the process of adopting.
So in future a more countries will jump into it and it will gain more trust of people. Its value will also increase.