The given statement fans producing their own content in response to the media that they love is something that started for the first time with the introduction of digital media is false.
Fans producing their own content in response to the media they love has been happening long before the introduction of digital media. Fan-created content, often referred to as fan fiction, fan art, or fan videos, has a rich history that predates the digital era. In the past, fans expressed their creativity through written fan fiction, drawings, and other forms of analog media.
The advent of digital media and the internet has certainly facilitated and expanded the ways in which fans can create and share their content, but the practice itself has roots in earlier forms of media consumption and fan culture.