Why does it matter so much to atheists that God doesn't exist?

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

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

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

What are some examples of unofficial acts by presidents?

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

A belief in a god is not the problem.

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

Why do men love boobs (irrespective of big or small)?

THE BIBLE IS THE PROBLEM!

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

IT does not matter, mainly because it does not exist.

Is it ok to be spanked by your parents if you are not in bed in your set bedtime?

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

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?

Do you think covid 19 was never as bad as it got made out to be where we needed lockdowns and restrictions?

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