As I mentioned in another comment I was thinking about this sort of site the other day and this is the other major issue that occurred to me. Not to mention that if they can send it, they can read it - or you have to encrypt yourself and prepare your recipients.
That episode is probably the main reason I could never trust an anonymous entity not to send an email telling my loved ones I’m dead prematurely.
As I mentioned in another comment I was thinking about this sort of site the other day and this is the other major issue that occurred to me. Not to mention that if they can send it, they can read it - or you have to encrypt yourself and prepare your recipients.