From the linked article: >> Well, new technologies (Save All link) leveraging techniques like spaced repetition mean it's much easier to remember what you lear

From the linked article: >> Well, new technologies (Save All link) leveraging techniques like spaced repetition mean it's much easier to remember what you learn so its time to rethink that. You don't have to forget what you learn anymore. Might be wrong, but at the point topic is covered and a single solution is presented, it becomes the topic.