I don't wait until 9am because my co-workers and my managers accept me the way I am. And I think that's how it should be.
Ultimately, you create value to the company by getting stuff done, not by trying to fit in.
Ultimately, you create value to the company by getting stuff done, not by trying to fit in.
I don't want to build any expectation that I work outside the office, because I generally don't. I have my own things going on, and literally anything else takes priority over work outside work hours.