The intruder was unrecognizable in ski goggles and a hood—but he seemed to know exactly what he wanted from the victim when he bound her in duct tape and forced her to relinquish a fortune in digital currency. Two months later—in an investigation that took authorities from that home invasion in San Francisco’s Bernal Heights neighborhood to Taiwan—police are saying the masked man targeted a former employer at knifepoint to pilfer $3 million in cryptocurrency. The story made international headlines after SFPD announced over the weekend how an international manhunt, with help from the FBI, led them to extradite Tianze...