unless you start cybering with me or something

This suggests - yes, very indirectly - that that's a thing that could plausibly happen. Also, the wink suggests 'there is subtext here'. Taken together, they imply things that I assume you weren't intending to imply - along the lines of 'I am talking with you about sex in part because we have a relationship where that kind of discussion happens, rather than purely for instrumental reasons'.