Audio marketing is much broader as it includes podcasts and smart home assistants such as Google Home or Amazon Alexa.
Radio has been customers' favorite since the Golden Age of commercial broadcasting. From the 1920s till today, a section of people still listen to the radio regularly switching from traditional radios to internet radio. Channels like Spotify help advance audio marketing. Audio marketing is much broader as it includes podcasts and smart home assistants such as Google Home or Amazon Alexa.