[Silence means Locus is thinking about it. After Wash's conversation with York, it's worth pressing.]

Yeah, well, that was before you made a move on him and gave him something to think about.

You realize things aren't magically going to go back to the way they were before, right? You changed things and now you need to talk about it, because you're not a mind reader and neither is York and talking is the only way either of you is going to know what the other one is thinking.