> Examples: live online trainings, katacoda, notebooks, sandboxes and certifications. To some of us, we don't learn very well from those things. Books tend to

> Examples: live online trainings, katacoda, notebooks, sandboxes and certifications. To some of us, we don't learn very well from those things. Books tend to have a higher knowledge value and other advantages. For a discount, I'd be willing to give those things up, assuming I wasn't already getting access to Safari through work and didn't already have a reading list of purchased books a mile long.