Factoring 2048 RSA integers in 177 days with 13436 qubits and a multimode memory
One day you can start calculating private keys based on public keys.<p>This is the biggest crypto puzzle: find private key of Sathoshi Bitcoin wallet with 1 mln bitcoins. Over $50 Bln prize for one crypto puzzle.<p>This would be AlphaGo moment of quantum computing if you could make that one attack successful even while paying huge price (e.g. years of quantum datacenter work).