I find pre-made slide formats like PowerPoint very difficult to pay attention to, both in an educational and workplace setting. Overhead projectors that are wr

I find pre-made slide formats like PowerPoint very difficult to pay attention to, both in an educational and workplace setting. Overhead projectors that are written on while you are watching feel more interactive. I'm less likely to zone out or fall asleep when the content is actually being made in front of me, and can be changed dynamically based on questions from the audience.