Expedited Renewal:

9/17 Mailed via Priority Mail
9/19 Received in Philadelphia PA
9/25 Notified Photo was not acceptable
9/26 Mailed new photo via Priority Mail
9/28 Received in Portsmouth, NH
10/2 Notified passport being shipped Express Mail for delivery to me 10/3

16 calendar days door-to-door with the 3 day photo delay included.
My photo was deemed "not recent enough" I assume because I was wearing the same shirt as the one in a visa pasted in the old one ~7 months ago