> If this news is true, [the Glozel tablet's] writing should be
> some lost pre-indo-european mediterranean script, like Etruscan,
> Phoenician, etc.
I forgot: given the location, the Glozel script is conjectured to be
related to Iberian, which it does indeed resemble:
http://tied.narod.ru/project/script/iberi.html
All the best,
--stolfi