When King Darius the Great officiated the Western Arameic language as the language of the empire. it was Hebrew that is the western Arameic. The Eastern Arameic (Caldanians language) died then and continued as a dead written language of the clergy of Zoroastran and other Magi (later Talmud was written by that dead language) a language only rabbies or Hartooms (magi) could read and fathom, not for ordinary people.
Wetern Arameic is Ancient hebrew. spoke western Arameic ie Hebrew the language of Moses exactly, whic is the exact language of Arabic of the Quran.
Ben Yehuda is a Goths of the Ra1a haplogroup of the slavic race. why should he be able to revive a semitic language . This is an absured statement.