I don't see anywhere on the wiki where it says how much power it actually takes to power a computer. I know that screens take more power the more of their pixels are on, but I don't know what the minimum and maximum power drains are, and I don't know anything at all about what other components' costs (or actions' costs, for robots) are. Now, my current power system is massively over-engineered, but it'd be nice to be able to do some adding up and know ahead of time how much power I need in reserve when I'm getting started on a new world; in a situation where the number is likely to vary a lot,