India, Aug. 2 -- Should you credit AI when you use it at work? Are there things that simply can't be forgiven? What kinds of everyday lies are justified. and does it even matter?

There's a lot that's changed about the "trolley problem".

These used to be a set of philosophical questions that sociologists examined, and people pondered in their free time, in attempts to decode human motivation and behaviour.

In a common example, a trolley is going down a track. It stands to kill five people. You can make it switch tracks so it kills only one, but that one is someone you love. The answer to "What do you do?" is also the answer to "Who are you, really?"

This thought experiment was first introduced by philosopher Philippa Foot, in an essay ...