I am very certain it has 5x my productivity already. But I have been practicing and using it pretty much 24/7 and as well on weekends. I think in 6 months it is so for everyone in very many fields.

It also helps me understand new codebases in languages that I am not familiar with.

In addition it is good for refactoring and can spot bugs.

I use combination of chatgpt in editor and copilot. And I have ChatGPT one shortkey away as an os app.