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If you woke up 20 years from now in 2042, what would be different? Here are some ideas 【小题1】(base) on numbers that don’t require crystal ball. About 70% of the world population is expected to live in urban areas by 2050. That means most cities are going to need more infrastructure. Roads, public transportation and waste management 【小题2】(upgrade). And we’ll be older. We are likely to live until 82.4 years old, compared with the current life expectancy of 79.1 years. That’s a good thing 【小题3】 health care companies. But living three extra years is going to be more expensive, 【小题4】 will have implications for both working and saving.