For an interesting historical analysis on the subconscious effects of evolving media check out the Gutenberg Galaxy by McLuhan. While your Cadigan quote suggest

For an interesting historical analysis on the subconscious effects of evolving media check out the Gutenberg Galaxy by McLuhan. While your Cadigan quote suggests TV induces schizophrenia, McLuhan asks the same question in regards to literacy and the phonetic alphabet: https://books.google.com/books?id=7K7rKIWaXXIC&pg=PR59&lpg=PR59&dq=marshall+mcluhan+gutenberg+galaxy+schizophrenia&source=bl&ots=-eVrfAUG0Q&sig=LVMj3_SKJtiyoEa3k7vKZFj_oqE&hl=en&sa=X&ved=0CCQQ6AEwAWoVChMI0pyanYnjyAIVSKQeCh3ISwwp#v=onepage&q=marshall%20mcluhan%20gutenberg%20galaxy%20schizophrenia&f=false https://books.google.com/books?id=7K7rKIWaXXIC&pg=PR59&lpg=P...