Could quantum computing be dangerous for cryptocurrencies?

I keep reading about how quantum computing could mean the end of cybersecurity as we know it. I know we don’t have anything to worry about for now, but do you think it’s true that quantum computers could eventually pose a threat to cryptocurrencies? This article says they’ll threaten crypto protocols by 2030 – https://www.verdict.co.uk/quantum-computing-breaking-security-encryption/ What do you think? Will it be even sooner?

Could quantum computing be dangerous for cryptocurrencies?