1/ What are some unpopular ideas that could be wildly distributed in the future in the nex 5 years among the rich and distributed across the upper middle class in the next 10-15 years? This is a thought experiment. Please feel free to add your own.— Sizhao Yang (@zaoyang) December 19, 2017 1/ Update 2018. What are some ideas that can be popular in the next 10 to 15 years? This is a thought experiment. Please feel free to add your own. https://t.co/OEX6j3LDqg— Sizhao Yang (@zaoyang) December 15, 2018