Creativity Wasted

Idea: An app used mostly by teachers (but also other types of public speakers, business presenters, etc.) that observes and understands the flow of information to people and provides (displays on smart glasses, speaks into an earpiece, etc.) on-the fly support for that information flow, such as highlighting/correcting errors, providing links to more detailed info or explanations, etc. Also: it would use AI to be able to follow along what you're reading, you're speaking, or you're listening to (including listening to students asking follow-up questions); it would use a lesson plan that you can quickly load into it (as opposed to using general AI data, which could cause it to go off the rails); it would know the context of the data flow (such as whether you're a person learning something new, a teacher refreshing prior-learned knowledge before giving a lesson, a teacher currently giving a lesson, a teacher listening to a student asking a question, etc.) and it would act differently accordingly to that context (