This was an interesting article. It focuses on Japan, China, S. Korea and Russia. It doesn't discotheque high speed services in Europe.
I rode superfast bullet trains in China, Japan, Korea, and Russia, and one is better than the rest - via Laserlike.https://www.businessinsider.com/worlds-best-bullet-train-japan-china-korea-russia-2018-7/
I rode superfast bullet trains in China, Japan, Korea, and Russia, and one is better than the rest - via Laserlike.https://www.businessinsider.com/worlds-best-bullet-train-japan-china-korea-russia-2018-7/