Way ahead of you.
You've been up all night, in this terribly uncomfortable chair, studying things far above your level. You didn't mean to stay up all night, but you just lost track of time...
You're barely parsing a lot of what you're reading - crystallography still isn't your field - but hey, someone's got to try, and it may as well be you. You're no expert, but you'd like to think you're making progress.