This is what I thought aswell. Unless you cripple the UI, there's no way you are gonna be able to reliably determine whether a comment has been read programmati

This is what I thought aswell. Unless you cripple the UI, there's no way you are gonna be able to reliably determine whether a comment has been read programmatically. You could try to guess through a number of things, but it'll never be accurate enough not to break the order by false positives.