Maybe it's part of the process. It's easier and cheaper to maintain good image to get people interested in working for Google (improving workforce supply) than

Maybe it's part of the process. It's easier and cheaper to maintain good image to get people interested in working for Google (improving workforce supply) than to optimize the interviewing part. It's the same with manufacturing. It's better to provide 96% reliability with warranty than to struggle with providing 99.9% reliability.