For Drake and the Weeknd, two of the most popular musicians on the planet, the existence of “Heart on My Sleeve,” a track that claimed to use A.I. versions of their voices to create a passable mimicry, may have qualified as a minor nuisance — a short-lived novelty that was easily stamped out by their powerful record company.But for others in the industry, the song — which became a viral curio on social media, racking up millions of plays across TikTok, Spotify, YouTube and more before it was removed this week — represented something more serious: a harbinger of the headaches that can occur when a new technology crosses over into the mainstream consciousness of creators and consumers before the necessary rules are in place.“Heart on My Sleeve” was the latest and loudest example of a gray-area genre that has exploded in recent months: homem …
