Posting this for everyone MSing with an SPG AmEx card. I know it's one of the most popular MS cards.
I don't recommend cancelling SPG AmEx or cashing in points yet, but it's something that deserves close monitoring.
http://finance.yahoo.com/news/marrio...110000501.html
Mods, if you feel this is inappropriate here, please delete. The topic's being flogged to death on the hotel forums.