He wasn’t a book publisher - he was a diamond dealer and highly respected. I’ve heard his marriage had been dead a long time before Jackie. And who cares if they weren’t married - it’s not like they were going to have kids together.
Her behavior right after the assassination was without parallel. I don’t begrudge her finding happiness.
I always felt that she had found a special happiness with Tempelsman. I was glad she had that at the end.