I feel the same way when I dress really nicely for work. I type the code, the compiler disagrees with it, and I feel self-confident enough to tell the compiler it's wrong.
No actual product is produced, but at least I look nice while not producing anything.
Think of the suit as an #DEFINE for the programs you are attempting to run on the relatively opaque interpreters that come builtin to the monkey brains we all use to think with.
The parameters you are setting when you wear a suit are the authority and credibility that the person hearing you should grant you. The seriousness with which they should consider your proposal, and the priority of your claim on their time and attention.
No actual product is produced, but at least I look nice while not producing anything.