The world of technology is evolving every year what if in future a new tech is been born that can kill crypto or works better than crypto won't this kill cryptocurrencies?
Also I heard that super computers can get through all crypto wallet keys easily in a matter of days, true or false?
The fastest supercomputer is Fugaku which has a speed of 442 PFLOPS and it cost around a billion US dollar to put together this supercomputer and if you think it can break AES-128 encryption it will take forever to break the encryption, basically it is impossible to break the encryption even if you spent a billion dollars and who will be spending that much money to break the encryption of BTCitcoin (SHA-256) or other cryptocurrencies Also I heard that super computers can get through all crypto wallet keys easily in a matter of days, true or false?
. After all taking into account how many leaks of information governments suffer all around the world it is to be expected that if this was true we will know it already, in which case all kind of institutions would have updated it their encryption methods to protect themselves from this.