Via Lisbeth, who’s researching the deaths of characters in online gameworlds like Everquest: The Last Email, a website that stores those emails to your loved ones (and others) with the things you could never tell them while you were still alive.
It seems like a service begging for a story consisting of those last emails. Of course they wouldn’t simply be messages of love. No, no, far more complicated. I guess Uncle Buddy’s Phantom Funhouse kind of does this, actually.