To be honest, I don't care much what other programmers think of my appearance. I care what they think of my code to some extent, sure, but a fellow dev thinking

To be honest, I don't care much what other programmers think of my appearance. I care what they think of my code to some extent, sure, but a fellow dev thinking I overdress or look silly barely even registers on my radar. Other professionals won't appreciate me for my code. A lot of their judgment will rest on my appearance - whether that's fair or not is irrelevant.