As it turns out, Jetpack Comments does not pay close attention to what domain the updates are coming from or to the jetpack_is_post_mailable filter that it’s supposed to be paying attention to.
Sorry for the flood of test posts. I guess this is my embarrassing blog mistake for the year. Gotta have one.
Anyway, we’re going to go back to using Feedburner for e-mail notifications of new blog posts. Since the Jetpack subscriptions list includes a bucketload of spam followers and a handful of e-mail addresses that look like they belong to real people, I probably shouldn’t just resubscribe everyone. You will need to manually subscribe to http://feeds.sachachua.com/sachac . Here is the e-mail subscription form for your convenience:
That is, if you can find it in your heart (and mailbox) to forgive me.
Thanks to Raymond Zeitler for tactfully pointing out the problem, although I still feel terrible about it.