Thanks, that was quick 
I think it's safer to include the previous signature in our signed messages here, to alleviate breaking the signature chain, fx by post-editing or such; compare with btc block hash.
... Of course, if your account is compromised, the hacker could just come back to this thread and edit/delete whatever address you post here, so that's why I'm asking people to quote the address posted by the preceding user in this thread. ...
I think it's safer to include the previous signature in our signed messages here, to alleviate breaking the signature chain, fx by post-editing or such; compare with btc block hash.