Why does it matter so much to atheists that God doesn't exis...

I am speaking to the US Bible thumpers here, of course ~ many of whom are flat-earthers who deny evolution and see scientists as evil people who are constantly trying, and succeeding, in disproving their beliefs one by one.

Those rules that you are trying to reinstate are rules made by men who didn't know anything about the earth, nor anything about all of the other inhabitants of it. How can you not see that?

Because these are not any gods rules we are talking about.

Rory McIlroy explains frequently skipping media availability: ‘I feel I have earned the right to do whatever I want’ - Awful Announcing

These are man made rules - made thousands of years ago for the use of the humans who lived thousands of years ago.

A belief in a god is not the problem.

Notice that I said their rules, not any gods rules.

Logitech’s new iPad case has a compact removable wireless keyboard - The Verge

I do not personally care if you believe in a god or not.

And then use and ENJOY these fantastic scientific advancements every single day of your life?

My problem is that people who try to shove their rules down everyone's throats - including by physical force - DO EXIST .

Microsoft belatedly attempts to tame USB-C confusion with its rules for PC OEMs - Ars Technica

The people of the modern world have evolved past all of that nonsense.

And how do you deny hundreds of years of advancement in all fields of science?