How long until this can derive a private key from its public key in the cryptocurrency space? Is this an existential threat to crypto?
I had the same question and this article was really helpful in explaining the threat models
https://www.deloitte.com/nl/en/services/risk-advisory/perspe...
This is the same as climate change. Something might happen sometime in the future.
Long enough you don't need to panic or worry.
Short enough that its reasonable to start r&d efforts on post quantum crypto.