I'm far too lazy to actually read all of that, but I agree that sounds pretty ridiculous
As for the rest of this: they don't call value parts value parts for nothing. They are generally the best price to performance ratio.
Are there better parts out there? yeah.
Can you just wing it with cheaper parts and probly never notice a difference? yeah
Is it worth the money? only if you're rich.
If some other guy wants to spend his inheritance on a computer I'd just get the $1000 pc and then go out and get laid more, you're still one uping him.