Quantum computing has failed to deliver something for about 40 years now. Any other technology with such a results would have been already scrapped. Due to fundamental physical limitations, QCs will never scale the way digital computers did for a long time.
But for some reason there are lots of clueless people that think this is magic and will suddenly scale. There are lots of indications this is not going to happen in the near-medium term at all.
To break modern encryption you need to test algorithms which have a surface are of 2exp1000 which makes a million monkeys on typewriters for a million years look like basic arithmetic.