July 3 and I am minding my own business, just checking email before Independence Day, and I have an email from someone named Ashley Minton, Ashley.Minton@cengage.com, with a cc: to someone named Rachael Pigg-Wisner (Wisner) at rachael.wisner@cengage.com. Yes, the sender’s email contains two caps, and the carbon-copied recipient’s email is all lower-case. The email subject…