know s/he was "testing the waters?" or wanting to come back? Did they just call you up out of the blue or did you observe some signs first?

I have a thread in Infidelity but in a nutshell, am currently trying the no pressure, GAL, be cheerful approach. See my siggy for a synopsis of my situation.THANK YOU for your help!!

me,34
exH,34
S,16 months
S:3/31/09-left for OW
started DBing 10/09
d final: sometime 10/10
current:
http://www.divorcebusting.com/forums/ubbthreads.php?ubb=showflat&Number=2022856&page=1
met in 2004