The hundreds of made-up doctrines and practices of the RCC shouldn't bother any of them, or unbelievers either, as long as they like the Pope's politics.
But there are something like 20,000 or maybe even 40,000 different denominations, sects, or flavors of christianity. Any disagreement over interpretation is likely to result in a schism, with both sides believing they have the one and only TRVTH.
Given all of this, and the multiple tens of thousands of other religions , denominations, sects, etc. over recorded history, why should we trust any one of those to have the unvarnished inside scoop?
Particularly when they all seem to hate facts and evidence as much as vampires are reported to hate garlic.
Why should we believe
any of them?
Religious belief does not constitute scientific evidence, nor does it convey scientific knowledge.
Belief gets in the way of learning--Robert A. Heinlein
How can I possibly put a new idea into your heads, if I do not first remove your delusions?--Robert A. Heinlein
It's not what we don't know that hurts, it's what we know that ain't so--Will Rogers
If I am entitled to something, someone else is obliged to pay--Jerry Pournelle
If a religion's teachings are true, then it should have nothing to fear from science...--dwise1
"Multiculturalism" demands that the US be tolerant of everything except its own past, culture, traditions, and identity.