1. That is a very deterministic statement 2. This is a part of the process, not the entire process. There are still technical elements tested during the interview. 3. The signal that they are looking for, but do not tell candidates, is a story about overcoming obstacles.

What I will say about the lifestory, is that it aligns with the skillset required to do well in a corporate environment. Namely telling stories, being relatively interesting, and having some ability to sell yourself and your accomplishments (in addition to being technically competent which is tested elsewhere).