A high credit score is not a good thing either. All it means is that you are profitable for the banks.
No, it means you are a good risk for a lender. You can have an 800+ score and payoff credit cards monthly and accrue no interest. Same with 0% installments.
That is why some credit card companies will penalize you for buying tires at walmart and paying it off early. Think about that.
Penalize you how? If you charge something and pay it off, there's no interest, nor other fees. Please provide evidence of this.
All banking is a money from nothing scheme that is bad for the economy, that is why they are regulated by the "fed".
Fo sho, we should totally move to a barter economy.

I am not in finance
You have made that abundantly clear.
TLDR to the rest, but not only is this terribly off topic to OPs question, most of it is flat out incorrect.
. Nobody will hold it against you if you take your money and buy gold to bury in the backyard.


