Memorabilia and bouquets of flowers are left in honor of David Bowie outside his New York apartment, Monday, Jan. 11, 2016. Bowie, the other-worldly musician who broke pop and rock boundaries with his creative musicianship, nonconformity, striking visuals and a genre-spanning persona he christened Ziggy Stardust, died of cancer Sunday. He was 69. (AP Photo/Mark Lennihan)

David Bowie never stopped looking ahead

It was hardly a coincidence that David Bowie named his greatest hits collection “Changes.” Bowie changed musical styles, fashion, even his n…