If you've done all you said regarding the short, polite response and retaining some photo memories, then I think going dark for at least a few days is perfectly appropriate. Heck, I feel like "I" need to go dark for few days now. It's a lot to digest, for both you and your W. You've done a lot of positive things toward the goal of reconciling, and without shooting yourself in the foot in the process. Take a break, chill, regroup, plan, give her time, and then proceed as you determine appropriate. You won't "fix" anything in the next 24/48/72 hours anyway, but you could break something.
In the meantime, I like SS's comment about not pursuing but not ignoring either.
It's a lot to digest, for both you and your W. You've done a lot of positive things toward the goal of reconciling, and without shooting yourself in the foot in the process. Take a break, chill, regroup, plan, give her time, and then proceed as you determine appropriate. You won't "fix" anything in the next 24/48/72 hours anyway, but you 