Latest word on the Symbola font from the FSF:

Forwarded message from Donald R Robertson III via RT (2015-01-14 11:15:14):
> Hello again,
> 
> Unfortunately the discussion with the author has broken down. They will
> not change the license, as they do not believe in licensing. This
> legally puts us in a bad spot. While it is unlikely that they are
> looking to sue us, the due diligence required here puts a strain our our
> limited legal counsel resources. So the question becomes: how critical
> are these files, and would we be better off simply not distributing them? 
> -- 
> Sincerely,
> 
> Donald R. Robertson, III, J.D.
> Copyright & Licensing Associate
> Free Software Foundation
> 51 Franklin Street, Fifth Floor
> Boston, MA 02110, USA
> Phone +1-617-542-5942 
> Fax +1-617-542-2652
> 
> ---
> 
>