Breaking Special Relativity is not some 15th century "oh, there's some lovely dirt down here" impressionable pleb. We have machines that can confirm SR to within ridiculous level.
My favourite how different the "home budget" and a national economy works is if you want to save some money for a trip you just stop spending a bit and keep the extra money in a savings account until needed. If an economy did that then the economy will contract, reducing peoples spending power and income.
It's like you're saving for you holidays and your hourly rate goes down because of it.
Fermi's paradox isn't what you've stated.
Listen to the scientists. Not the politicians. Not the military.