Currently, setting energy_source.buffer_capacity on a CraftingMachinePrototype does absolutely nothing. I ask that it instead do what it normally does in any other context.

This is relevant, for example, on the Cyclotron from the mod Ultracube ( https://mods.factorio.com/mod/Ultracube ). The design ...

In cases like "quality_values" in "CustomTooltipField"s, or "crafting_speed_quality_modifier" in "CraftingMachinePrototype", quality values are implemented as a dictionary keyed by the name of a QualityPrototype. For example, if I want a special crafting machine whose speed = 1 * quality.level, the ...

While 2.1 is adding miscellaneous final touches, I think it would be really nice if the engine supported buildings with a final productivity value of <0%, where, for example, a productivity of -10% means a building requires 10% more inputs per output produced; with a general implementation looking ...