Lots of people in this city work at home and need to get out of their apartments for at least part of the day. The free Wi-Fi is an obvious attraction, but the social setting and strong coffee in San Francisco's many cafés are probably just as important. Coffee house owners tend to be friendly, gregarious types, but in a historically low-margin business that depends on table turnover, cutting back on Wi-Fi is a survival strategy.
It’s just another front in the ongoing war that is San Francisco these days.
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