Quote Originally Posted by BethanyR View Post
From my observations it seems that a lot of long term couples are the same stack. I have not seen any sx/sp with other stacks or sp/sx either. However..I do see sx/so with so/sp and also sp/so with so/sx. Has anyone else noticed this?
Yes, I know of 2 conflict relationships, (my neighbours and my nephew/niece) who are married a long time and are of the same instinct stack.

So instinct play a big role, cause socionics would predict these couples would be bashing each others heads by now.