For decades, Sly had been one of music’s great cautionary tales. In the late 1960s and early ’70s, Sly and his band, the Family Stone, effectively ruled over American popular music, but by the middle part of the 1970s,

"His eyes reveal a precociousness and a lucidity that's there, but his motor function doesn't exist," Joseph Patel said of Family Stone legend

In a fascinating new documentary on Hulu, Ahmir "Questlove" Thompson turns the enduring myth of Sly Stone into a very human story.