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Well, quantum computing is just a technology - and like all technologies it is limited to what humans can do with it. And Shoes algorithm basically would make it soon (it has been ”soon” for a decade now) possible to break public key infrastructure. But we have no real method to use quantum computing to break hashing.
Think of it like planes are a powerful technology for travel but planes won't solve the need for traveling to Mars. Related subjects but not the same thing