If the body responsible for the presentation person is well prepared and has a clear and concise structure. In my training on didactic reduction and presentation technique I use the instrument for several months successfully.
The acquisition comes at a price. But with the innovative stylus to reduce complexity and to show correlations -step by step- free hand succeeds. This boosted the learning process and is reflected in an increased attention of the audience and learners.
The participants in my training (technicians, trainers, health professionals and training managers) suggested that the radio range should be greater than the "mother unit". So the smart tool could also be used in larger groups and participants in the whole room can see their hand-drawn results simultaneously on the screen.