calculations

The first computer ever designed, a mechanical one, was designed by Charles Babbage. Called the difference engine. What if either the difference engine, analytical engine or even both had been completed?

There is a problem that keeps bugging me... Is it possible that the "Butterfly Effect" produce any differences upon the Planet Earth at planetary / cosmic scales? I mean, of course, extremely little variations but which could add up and get noticeable over centuries from the POD. Let me try...