yeah I hadn't exactly expressed it right but yeah I guess my point was that the modding docs dont actually mention that it sneakily behaves as a int16 where the value is a percentage of that number. The way it is set up currently led me to believe I could have a effective effect value of some large ...

Currently the effect value page https://lua-api.factorio.com/latest/types/EffectValue.html#bonus claims that bonus is stored as a double. This is not the case, it is actually stored as a uint16 and is reflected by trying to create a module with a bonus higher than (2^16 - 1)/2 because the bonus roll...