Google's interview process is an impersonal exercise in beating the system. There is an entire economy dedicated to interview prep. They have no desire to hire

Google's interview process is an impersonal exercise in beating the system. There is an entire economy dedicated to interview prep. They have no desire to hire true "top talent." Their culture is based on looking good on paper, their success lies in former products and advertisement. You can't fix something that is irrecoverably broken.