Krypto is not over anymore. because there are so many scientists in this technology. there is an amazing interest and curiosity, if we add to the phenomena. the design of the technological infrastructure of the future is no longer very difficult. nice ecosystem for investment instruments and economic platforms.
The cryptocurrencies era has just started. Altcoins (probably, later, they will have some other name) will exist for many years, and as I suppose, they can live forever.