1000 super computers can able to crack the mathematical equations of one wallet but the cost of cracking will be higher than the fund available in your wallet. So simply we can say it is not any danger for it
Blockchain algorithm is most secured option to have in any business as firewall.
Given your statement, You obviously are CLUELESS as to the power of quantum computing.
Your conclusion is absolutely wrong, the Google quantum computer solved a 10,000 YEAR problem in just over 3 minutes. Cracking every bitcoin in your wallet should take about 0.3 seconds with a quantum computer
You may not like the idea, it might even bankrupt you, but since when did the laws of physics change because of what YOU thought
Hard Facts
10,000 problems can be solved in just 3 minutes yes sure it's real but I doubt that it will only take 0.3 secs to crack open one wallet containing bitcoin. Bitcoin network is still secured to top tier and will surely even quantum computers will take some time cracking those combinations.