And you ask? Pick Google and you're set for the rest of your life as "Googler" and as "Ex Googler", if you decide to start your own startup, it's easier than ever and VCs will throw money at you.
Source: ex googler
Source: ex googler
Adding to that mix is non-technical people trumpeting ex-google/insert some other massive company on their profiles/pitches; it just doesn't mean that much.
Oh, you handled frontline customer service/ad sales/some other mundane role for Google? So what?
Getting in to Google was once a sign of something. I don't see it as a high signal filter anymore.