Žižek 'How Marx invented the symptom'

I enjoy Žižek, don't always understand him and don't always agree with him. He is great, fun and very stimulating. Just been reading 'How Marx invented the symptom' from his first book to be translated into English, The Sublime Object of Ideology.He combines Lacan and Marx, noting that Lacan suggests the psychoanalytic concept of the 'symptom' was invented by Marx.I am not in a position to