Cool! Here’s a couple thoughts I have, forgive me if you already have these in mind. Feedback and Controls: I’ve found that feedback suddenly made a lot more

Cool! Here’s a couple thoughts I have, forgive me if you already have these in mind. Feedback and Controls: I’ve found that feedback suddenly made a lot more sense and seemed less mysterious once I understood the math behind it. This is the textbook I used: Control System Engineering - Nise And these videos were particularly helpful: https://www.youtube.com/user/ControlLectures https://www.youtube.com/user/ControlLectures Regarding Precise Measurement: It’s hard, something that might not look moving to the naked eye might be vibrating back and forth several uM. I’ve heard that lasers are subject to error from the atmospheres but I’ve never used them myself. Good luck!