Polish inventor Piotr Wozniak has come up with a learning app built around the spacing effect. This app keeps track of what you learn and when you learn it. By incorporating artificial intellige…6 Ways Artificial Intelligence and Chatbots Are Changing Education55125Hubert.aiRob MuhlesteinFollowSep 2, 2018 · 1 min readWhat does this have to to with chat bots (the title of the article) at all?