It's more like culling the weak.
All the fairweather faggots are gone.
Same thing happened with the 4ch migration and the two schisms that led us here.
Niggers gonna nig, nothing new under the sun.
You're not entirely wrong.
Humans are prone to following their impulses.
Food, booze, sex, drugs, peer acceptance - all things people instinctively feel good about and receive a dose of feel-good chemicals for satisfying their biological need.
The fine graduates of MKU have engineered the destruction of impulse control - that which keeps us from developing addiction to those biological needs - over the past several decades.
Overarching point: no one is engineered to be an addict - far from it, people and any other animals are hard-wired to avoid addiction.
Bad actors have worked hard to learn how to dismantle that wiring, and have used that knowledge to sway human behavior in every way they know how.
<Instant gratification culture
<Alcoholic culture
<Drug culture
<"Safe space"/infantilization
<"Free love"/sexual degeneracy
<"Born This Way" ideology
<Participation trophy culture
The list of symptoms and causes is expansive.
If there is anything this country and most Western nations need saving from, it's this.