Sure, it had a nontrivial effect. But it also happened in a time when Stalin and Churchill were still alive, there were 6 billion people fewer on the planet and the first antibiotics and transistors barely entered production. Korea was poorer than Ghana etc.
It is 2026, three generations have passed, and not everything can be explained and excused by a 1953 event forever. But it is convenient for autocracy advocates in general.
It reminds me of the worship of the Great Patriotic War in Russia. Again, as if nothing that happened later matters.
timothy snyder describes it as the "politics of eternity"