I did that up until about 5 years ago, and I've been a professional software engineer for 13 years or so, and programming longer than that. I had to remove the

I did that up until about 5 years ago, and I've been a professional software engineer for 13 years or so, and programming longer than that. I had to remove the caps-lock key from my keyboard to force the behaviour out of my muscle memory. Now though, I have the opposite bad habit, if I need to write a long string of uppercase letters, I don't turn on caps-lock, I instead keep my left little finger pressed on the shift key.