I think it's great that you use it in a way that protects you by always starting your workflow from your password manager and copying the URL into your browser.

I think it's great that you use it in a way that protects you by always starting your workflow from your password manager and copying the URL into your browser. But I think it's important to recognize that 1. this requires extra steps, and 2. this represents a drastic change in workflow for the vast majority of users. Your solution will not work for most people.