I hope not.. No matter how new technology is, we can't remove cash suddenly at the year 2023. It's five years from now, I don't think they can make it.
Bitcoin growing day by day and attracting many people toward bitcoin that doesn't mean that it can make cash to extinct, nobody can't do anything to cash it will be there in the future. People are already getting used to fiat money and their main source for a transaction is cash, so it will not extinct.