It's never gone physically further with us....I am able to bring up possibilities and scenarios to her now though. She enjoys talking about it because she knows how much it turns me on.
One night we were staying in a hotel room which had an enormous bed. Once we'd gotten into it, I basically joked saying you could fit at least another 3 or 4 people in here. She shocked me by saying that she'd draw the line at another 2!