Block chain is a store of value. Even if your coin is not currently improving it is still a store of value. Sum coins being more volitile than others. It ur research on what coin to invest. Bitcoin is the first digital gold used as a store of value. Then there are alts who might be less volitile.
Please do not compare or liken Bitcoin to Gold. There is no relation with Gold! Yes it has a value but not same with gold. Gold is a real mine and no one doesn't know how much gold we can mine. But we know for Bitcoin! It is only 21 million!