How did Radiohead's Kid A go from polarizing to untouchable?

Kid A divided fans and critics at release — dismissed as pretentious, obscure, even derivative. Then Rolling Stone, Pitchfork, and The Times all named it album of the decade, and in 2020 Rolling Stone placed it at number 20 on its 500 Greatest Albums of All Time. One of the sharpest critical turnarounds in modern music.