Well, maybe - it's all speculative. The only people who knew for sure are both dead - and even then, they might have had different views of their relationship.
Actually, I said pretty much the same thing a year or so ago -
here's the post.
He's having his day in court, the due process will happen, and then it'll be over. Assuming (wild guess) that the inquest concludes she was killed in a
car accident, then that, to me, will be that. Any more actions afterwards by Al Fayed will lose me all sympathy for the guy - enough is enough.