For sure, I just found it a bit silly to single out one artist as a lost savior when other musical geniuses came in to fill that gap and didn't manage to "fix" things either.
As much as I agree with the idea that Hendrix' would have given us so much more if he had lived, I doubt he would have been able to single-handedly stop the music industry from pushing their own (segregated) pop music narrative everyone's throat. Systemic problems need to be solved at that systemic level.
I guess the author forgot for a moment who Prince was when they wrote that sentence