> I don't know, but I don't know why they would care about CLISP either:
> 
> http://clisp.cvs.sourceforge.net/*checkout*/clisp/clisp/doc/Why-CLISP-is-under-GPL
> 
> I don't know what makes RMS want to go after someone

Infringing his own copyright.  CLISP was using a *GPL* library (not 
LGPL) copyrighted by the FSF, namely GNU Readline.

Paolo