To answer your last question, we would need to have a good idea of what the language sounded like. Linear B was deciphered, we think, by doing frequency analysi

To answer your last question, we would need to have a good idea of what the language sounded like. Linear B was deciphered, we think, by doing frequency analysis but using the Greek language. so it was a script for the Greek language in Crete. It seems impossible to decipher the script without a sound of the language.