It's like "deep learning". That used to mean 1 (one) hidden layer (as opposed to a single output layer). Now: https://cdn-images-1.medium.com/max/1600/1*S3TlG0

It's like "deep learning". That used to mean 1 (one) hidden layer (as opposed to a single output layer). Now: https://cdn-images-1.medium.com/max/1600/1*S3TlG0XpQZSIpoDIUCQ0RQ.jpeg https://cdn-images-1.medium.com/max/1600/1*S3TlG0XpQZSIpoDIU... Even that is in danger of slipping into the medium category.