Taylor Swift SAVAGED as 'apotheosis of mediocrity' by rock legend who says she 'ruined music'

Taylor Swift SAVAGED as 'apotheosis of mediocrity' by rock legend who says she 'ruined music'

In a new interview, the 78-year-old praised Lady Gaga as a 'real musician' and a 'classically trained piano player,' placing her in contradistinction to Swift.