At the time, 808s & Heartbreak threw Kanye West fans for a loop. Gone was the warmly analog, chop-up-the-soul production he established on his first three LPs. Instead, in the wake of the death of his mother, Donda, West poured his grief into a coldly digital, minimalist sound that would arguably become his most influential on a younger generation of future trap music producers drawn to 808s’s chilly, sparse stylings.