I've worked in three tech hubs: San Francisco, Chicago, and Silicon Valley. I'd only raise my family in one.
Briefly

"The three places couldn’t be more different in terms of lifestyle, and they’ve each appealed to me for different reasons."
"San Francisco was the mecca of opportunity, so I joined PwC to get closer to Bay Area tech jobs – the world’s most innovative companies were basically next door."
"As someone with ambitious career goals, San Francisco turned out to be the perfect place to live fast and loose; the social scene was amazing."
Read at Business Insider
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