[Now that was an excellent suggestion; she was going to have a little fun with it.]

That might be a little hard to do, as enticing an idea as it is. I have this... problem. [What kind of problem could this be?] I find it quite impossible to look without touching, and that distracts from a proper comparison.

I may need to ask her for some assistance in finding a way to keep me 'hands off' for a bit.