How the Drake-Kendrick Lamar feud is taking rap battles high tech

After a month of back-and-forth involving AI and other technology, the beef between the two rappers is still sizzling—and represents an evolutionary leap for how diss tracks are made and distributed. The long-simmering battle between hip-hop heavyweights Drake and Kendrick Lamar escalated dramatically over the weekend. With a rapid-fire volley of deeply personal diss tracks, the feud has now left the realm of playful, mutually beneficial name-calling, and crashed, jarringly, somewhere...