yeah youre right there are too many threads on this already-but i REEEEEAAAAAAAAAAAALLLLY think that there could be a chance its sam,faking her death so that she can live her life with a bit more freedom than she would...hence why peggys smiling in those pictures weve seen, and sharon could be kneeling saying she was sorry for not believing her and so inadvertantly putting her through everything she did....
just a thought