The document discusses different genres of dark music including neoclassical, ambient, and metal genres. Neoclassical music was born in the late 18th century and is associated with composers like Stravinsky and Orff, though it continues today in a macabre form. Ambient music is a modern minimalist instrumental genre developed from neoclassical influences with darkwave elements. Metal genres like black metal and doom metal also explore dark themes but remain underground and unpopular. The main idea is that music can convey its own ideas to the listener's mind in a substantive way similar to literature.