Fixer, your sitch scares me. I can almost see this happening to me and I don't want it! You have the patience of a saint. I will probably just go crazy.
I have a D12 though so I understand and I will probably do the same thing for my child's welfare.
Looks like you have tried everything, and your W is still the same, so really, its your choice. YOU have to make the decision, and so you know the answer to your question.
Me:49 H:45 D:12 M:14 T:18 Bomb: 6/26/10 EA: 9/3/10, fizzled out slowly, now ??? 11/5/11 Retrouvaille Finally piecing.... Its peaceful at last, but we got a looong way to go