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Well, I deserve to know. And here at SN is where I get the real knowledge. The fact is that "anything else can attack Bitcoin, but no system can defeat Bitcoin".
From what i could read and analize is that in short term is not a treat but long term it could be. but when the treath real by then there are advances in quantum encryption. Even more a have not heard of an working Quantum computer. yet All is in experimenting fase. If not so plse teach me. Pretting confident in Opensource ecosystem and bitcoin devs experts
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There are working (but very unstable) quantum computers. For instance, Googles Sycamore processor: (article) (wiki).
Indeed the true threat is Harvest now, decrypt later, threatening far more than bitcoin.
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