Considering his approval rating is still in low 40s, and not 0, tells you volumes about the average American mind.
It's about tribalism and nihilism. Decades of political disfunction (defined by the failure of elected leaders to enact policy broadly supported by voters) has lead to a loss of faith in the ability of government (as currently structured) to deliver anything. If government (and other institutions) have failed to deliver anything to someone, it's understand why they may not care about its destruction.
I really thought that it was impossible for Trump to get elected again. Everyone was warned, yet they wanted him back.
There is no flaw in the principle of that process. Its as old as time. Pontius pilate, 2000 years ago, had the exact same headache.