One time I had a “great” idea for a telephone company. Service would be free—all the calls you want! But you’d have to listen to advertisements before each one. I asked my friend what he thought the idea was worth. His answer: “I don’t know. Telephone companies make a lot of money. Maybe $1 billion?” …

The list of the best machine learning & deep learning books for 2019.

Python library for building highly effective data science workflows - d6t/d6tflow