Has quantum advantage been achieved?

The linked document is a copy edited version of a 3 part blog post series which you can read here:

1) https://quantumfrontiers.com/2026/01/06/has-quantum-advantag...

2) https://quantumfrontiers.com/2026/01/25/has-quantum-advantag...

3) https://quantumfrontiers.com/2026/02/28/what-is-next-in-quan...