I'm glad to see this getting roasted in the comments, as it's a really good example of how companies put out self-serving pseudo-statistical nonsense in an effort to promote themselves. There's no effort to quantify what "technical" or "communication" skills are - these are left to the interpretation of a the interviewer. It makes no effort to show where these engineers are going, what the interview process they're c…
Does this myth still have much traction? If anything, my general regard for engineers in the bay area has steadily declined in the last few years. There are so many really worthless folks who have only figured out how look like they have a clue, but go any deeper and they flail. I know I'm painting with a broad brush, and that's not fair, but most of the great engineers I work with are at various other places around the country, not California.