The fact that Steve had to clarify 'all the way' made him wonder what his friend had been doing when he wasn't looking or taking care of Steve during the bouts of illness. "Just how far have you gone with someone else?"

He couldn't help but grin at the idea of self-exploration, pushing Steve's shirt off. "I'm sure curious about this self-exploration as much as I am about everything else right now. You've been keeping secrets, Stevie."