Scaling API's - resources

https://www.slideshare.net/apigee/predict-prepare-for-and-overcome-api-scale-challenges

https://www.infoworld.com/article/2868513/database/how-to-serve-billion-web-requests-per-day.html

http://highscalability.com/blog/2013/5/13/the-secret-to-10-million-concurrent-connections-the-kernel-i.html

https://medium.freecodecamp.org/million-requests-per-second-with-python-95c137af319

https://github.com/squeaky-pl/japronto