Guru Zim sounds right on the money, I think. Check where your incoming mail is being sent from, that'll probably solve your mystery. Wouldn't hurt to have someone in your time zone fire you off a test email to check, either, if that's not inconvenient. Okies, I'll hush now. Hopefully it's nothing serious at all!
"Look. Keep your grandparents offline. I can't stand the thought of my own sweet nan coming into a chatroom to be textually spanked by someone like me."
I'm glad I could play a role in this...I've been using Chrome avidly for at least 2 years now. It really is the best browser I've ever used, if they ever get rid of the occasional Flash crash, it'll be just about perfect.