I use mutt, which is free (and open source). Mutt knows how to thread properly, and gives me control over threading, as well. So I'm always confused about peopl

I use mutt, which is free (and open source). Mutt knows how to thread properly, and gives me control over threading, as well. So I'm always confused about people's explanation for why top-posting is better, until I remember that they're probably using something like Gmail.