"Of course your absence mattered," Strange laughed, as if he's pointing out the most obvious thing in the world. "I tried to look for you, you know. And you were a damned nuisance to find at that!"

It's said lightly, without thinking. But the confusion that flits across Strange's face mere moments after betrays his jovial tone. That's right...he did try to look for Tyki. But when exactly did he do that? It was the early morning, he knows that much. He was woken up by someone, casting the magic, looking in his basin and finding nothing. But when could that have happened?