(no my OC, I am attempting to help spread this that I saw first on https://programming.dev/post/33666663 because I think it helps to know that it is not too late to make changes even for major things like smoking and our health!)
~19 months into quitting. Best decision of my 40+ years.
If you're out there thinking it's too hard to quit: You're wrong, you can do this and it's worth it.