no - actually it's up to whoever to prove that it is NOT legal.
since canditacy will be found easily though - in the commonly known
circles who always threaten sites with legal actions when they can't
get their cheater-will, we won't have to wait for very long until the first
desperate blurring will occur ... I for my person won't stoop to any
waving with certificates. PD (public domain) is not the only anchor.
FD (freely distributable) lyrics are given by numerous artists, as well ... ~*~