Is this a nisayon they have from Hashem or a personality issue, or is their hard to please personality a Nisayon from Hashem?
Probably some combination of personality and bechirah.
When they finally do commit, statistically, are they happier than the guys who committed within the first ten dates?
I guess you don’t really think a controlled study was ever done, and you want opinions.
Mine: No, efsher farkert.