There’s no shortage of modfathers and other creative people out there who are making money by designing and selling mods for pinball machines.… Read more...
The thing with the actual manufacturers releasing mods, is that people will say "why didn't they just release the machine with it anyway??" And it might encourage manufacturers to deliberately omit things to cash in months later by releasing it as a mod.
Keep it to the enthusiasts , that's what I reckon.