So to my mind I believe we have a responsibility to be a bit more careful talking about risks, to emphasize that the individual risks are small and the population risks are what we should be concerned about.

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But can robots ever know good from bad and what should we be more concerned about, robots abusing us, or bringing out our worst traits?

CNN: The rights and wrongs of robots

This is what those concerned about tax fairness should be supporting.

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"We would expect a single decade to jump around a bit but the overall trend is independent of it, and people should be exactly as concerned as before about what climate change is doing, " said Dr Otto.

BBC: Science & Environment

Now this does not say that the city should not be concerned about moving people out of public housing, but what we have said over and over again is we live in a city that is based upon a tourist economy.

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