What are the disadvantages of clay tablets?
It was harder to write. And you cant edit it when it dries. They couldnt write all so neat. It was hard to write in clay
Two possibilities: a private archive of clay tablets was found at Ugarit, a city in ancient Sumer; these were mostly business records. Also, the Biblical city of Nineveh had an extensive library of clay tablets on a wider range of subjects, including literature. If I remember correctly some important variants of the Gilgamesh story were found there.