Telephone ● Voice transmission One-to-one Home medium
Telephone • Voice transmission • One-to-one • Home medium
Movie An image technology ° Photography Public 三 ntertainment ° Star systen
Movie ---An image technology • Photography • Public • Entertainment • Star system
Radio and television -a broadcasting media ● Private Public vs commercial broadcasting system
Radio and Television ---broadcasting media • Private • Public vs. commercial broadcasting system
Video recorder .A revolution on sender-audience relationship; ° Change on timing and programing
Video Recorder • A revolution on sender-audience relationship; • Change on timing and programming;
Internet o Decentralizing Space of flow of informationg Empowering
Internet • Decentralizing; • Space of flow of information; • Empowering
