Mike, when you delete a post and you choose "soft delete", people still get a message with the poster's name on it that says message deleted. If you choose physically remove, then the post will be completely removed from the thread.
Me, a day late, but Happy Summer Solstice. Now excuse me while I go arrange to have the island of the U.K. moved to a more sunny latitude on the globe. Sheesh! Rain, rain and more rain.