“It exist.” Prolific electronica and jazz fusion musician Thundercat dropped a Twitter bomb on Friday, July 31st with a simple two-word tweet about the late hip-hop star Mac Miller. After a fan tweeted, “Imagine if [Thundercat] and [Mac Miller] did an entire album together,” the Grammy Award-winning record producer replied with a succinct yet far from ambiguous confirmation. “It exist,” he wrote. The tweet flung Twitter headlong into a fever pitch, of course, as a legion of users replied in the thread and asked him to release the music. It wasn’t long before Thundercat, who dedicated his April 2020 It Is What It Is LP to Miller’s memory, followed up with a response to extinguish the babel. “Everything isn’t meant to be put out like...