Sure. Some people can pull that off. Doesn’t sound like OPs problem. Also there’s a difference between over-preparing and coming in with a desperate attitude.

Sure. Some people can pull that off. Doesn’t sound like OPs problem. Also there’s a difference between over-preparing and coming in with a desperate attitude. You’re right that if you have the latter, you’re fucked. Going in with confidence, curiosity, and detachment are important too.