As long as it’s focused on class warfare, it’s misguided. Sorry.
We’re never going to save the republic until we remember and enforce equal protection under the law, in every area of governance, including tax policy.
We’re never going to shake loose of state socialism as long as we have a socialist graduated income tax. It’s not possible.
Your hypothesis is not supported by actual evidence.
Google the richest 10 countries in the world.
They all have tax brackets.
When I worked as a high class engineer with a master’s degree in mechanical engineering, I learned very quickly, to pay little attention to theory, and pay lot more attention to actual results.