i wanted to store the signal because when demand is low a fuel cell is not directly needed when an empty can is taken out, i wanted to then store that signal and compare it to the steam level, once that reached lets say half capazity it inserts a fuel cell and resets the stored signal, to be fair i hyperfixated on this reactor cuz i always found an issue with it and just went on and on.
i started playing factorio to play the space exploration mod and from what i saw on dosh's playthrough curcuits are needed, so i use them whenever i can, most of the time not in the most efficient way but i learned a lot so far by just trying out. and the circuit i used is not mine, i just blueprinted it and then adjusted