@Very-Rusty saidThey used to be able to be deleted.
Merry Christmas to you also, and all the best in the New Year!
I just let mine disappear which the will after 90 days!
-VR
I think this should require both parties to okay the deletion. I've had a receiver of my PM delete it when I had hoped to keep it.
Or just make them unable to be deleted, as they (apparently) now are.