I imagine it selects for people who want the job at a FAANG company so badly that they spend a lot of time reading algo textbooks and grinding Leetcode. I guess

I imagine it selects for people who want the job at a FAANG company so badly that they spend a lot of time reading algo textbooks and grinding Leetcode. I guess this is also a proxy for other character traits, like grit, pattern recognition, learning from mistakes, and so on.