Do you believe there that the idea of finding "the most qualified candidate" is a realistic expectation? Hiring is a highly subjective and qualitative process w

Do you believe there that the idea of finding "the most qualified candidate" is a realistic expectation? Hiring is a highly subjective and qualitative process with a very slow, weak feedback loop. How does your company iterate on the criteria used to find the "most qualified" candidate, especially without some way to compare the theoretical performance of the candidates you turned down to the real performance of the one you hired?