This one is from the [color=CC0000]too stupid to not be news[/color] files.
Source:
ANNOriginal linkThe demo scene archive, ftp.amigascne.org was erroneously accused of offering illegal copies of mp3's by the RIAA.
RIAA performed a scan of ftp.amigascne.org, then proceeded to send a threat letter claiming that they had "found 0 sound files" and that these files should be removed before the DMCA is invoked for legal action.