The writing of Chinese characters has become calligraphy, and calligraphy has become an art. Do you think it is because () writes two kinds?

Because of the passage of time and the change of tradition!

If people still write with brushes now, Chinese characters are not art. It seems that blue and white porcelain was really just a musical instrument at that time. Who would say this is an art? Who would say that writing is an art in ancient times?