If it were anyone else, Luke wouldn't take these neurotic words seriously.
But if it came from Dr. Selvig, it might be true.
It was like how the three Avenger titans who liked to talk big could often create miracles in the end and turn their big talk into reality.
Throwing the silver rod into Space 2 for the team inside to dismantle and study, he said that he was going to enjoy breakfast in the sun, and went upstairs.
It just so happened that above Dr. Selvig's apartment was the flat rooftop.
In any case, he could hear whatever the three people in the apartment below said.
Conversely, if he sat with them, it would be hard to receive and send information, surveillance, and communication.
After changing his clothes, Dr. Selvig finally became much more serious and talked about his research in an organized manner.
Putting aside his excitement and unwillingness to wear pants, he was basically normal.