In the Sanxia District of New Taipei city, Taiwanese millennial Lin Chi shares a spacious apartment with two elderly people. Like most of her peers, the 28-year-old museum worker used to spend much of her income on rent for a tiny flat which offered little more than a place to sleep. Lin even preferred to spend leisure time in a cafe or in her car, browsing on her phone after work. Now, she has found not only a new home but also a family under the “youth-senior co-living” plan. A mix of even…