We are almost to the age of maglev trains. Hopefully Japan begins operation this decade.<p><a href="https://www.google.com/amp/s/www.caranddriver.com/news/amp30753805/bullet-train-375mph-japan/" rel="nofollow">https://www.google.com/amp/s/www.caranddriver.com/news/amp30...</a><p>China of course built a maglev almost 20 years ago to the Shanghai airport. I’m not sure what it will take to get the cost down.