Because they are being guided by the rigor of trust me bro.
"I know how to code, therefore I know everything."
More like, "Therefore, I know nothing because instead of learning about life through experience I have wasted years playing with a computer instead."
"I know how to code, therefore I know everything."
More like, "Therefore, I know nothing because instead of learning about life through experience I have wasted years playing with a computer instead."