Your completely prepared for the outcome, either way. I admire how calmly you have positioned everything, and how aware you are of where things are. Ironic in the face of everything with respect to your W actions
You've waited this long, why not give it a bit more time. If R is ultimately what you would prefer, I don't think another month will hurt you, although I'm sure you know the effect of this time on your D
Your organized and prepared and you know your end goal. Follow this tunnel for a bit and see where it ends up. If you have to file, you do.