"Hopefully people can see my music is tethered to my brain"

In this quote, John Mayer is revealing his hope that individuals can understand the deep connection between his music and his thoughts. He thinks that his music is a direct reflection of his inner musings and feelings, and he wants others to acknowledge this. By utilizing the word "tethered," Mayer recommends that his music is tightly bound to his brain, nearly as if it is an extension of his thoughts. This quote also suggests that Mayer's music is authentic and genuine, as it is a direct representation of his inner self. In general, Mayer is expressing his desire for his music to be understood and appreciated for its deep connection to his mind.