I wouldnt doubt Mxy's presumptions are true. The smudges of permanent marker dont seem to be in the same place as any of the markings in the first picture, making me believe that they ARE fake smudges and that whoever put them forgot to place the smudges in the right place...
<Link removed by BFM_Ediseye (He reposted the story and edited things because of language and the picture. That's why he didn't post the link that you did. Please be a bit more careful next time. Thanks.)>