Education in schools and universities suffers from different problems like the lack of interaction between the lecturer and the students as well as the fear of asking irrelevant questions or providing wrong answers in front of a large audience. A lot of systems exist that try to solve these issues by means of technical tools; e. g. https://gfgjjomgnx8l8.timeblog.net/70682587/enrichment-of-ruminant-meats-with-health-enhancing-fatty-acids-and-antioxidants-feed-based-effects-on-nutritional-value-and-human-health-aspects-invited-review