California voters are being asked to tax big corporations to solve local problems. But is that the companies’ responsibility? : For decades, technology entrepreneurs have established their headquarters in the San Francisco Bay Area, created products that changed the way we live, and reaped millions doing so. But at the same time, the cities around these companies have become harder and harder to live in. Housing prices and homelessness are rising, roads are clogged, transit is over capacity. Tech companies aren’t necessarily causing these problems, but they do have a lot more money than anyone else in today’s economy.