He shut his eyes when Scott wouldn't look at him. He didn't understand why he wouldn't want Stiles to try and figure this out. Yeah, he tended to get obsessed about things, but at least this was a lot more important than most things he obsessed over. But he didn't want to upset Scott anymore than he already had, either.
"Okay," he said after a moment. "No obsessing." He could research without getting obsessive about it. He could look for and find answers without letting it completely consume him.