The ethical implications of such experiments are now debated with a resigned shrug. There’s a sense of inevitability to it all. Powerful humans will indulge in any behavior that’s both pleasurable and possible. What could be more pleasurable than playing God? The practical question isn’t how to stop them, but how to survive in their technocratic age. Where do we draw such boundaries? Do we reflexively reject technology’s terms and conditions? Or, when it’s our turn to get chipped, do we take the plunge? Ultimately, these are religious questions. Many traditional cultures view living beings as sacred. Each creature is endowed with a spark of consciousness and is therefore deserving of dignity, even those we kill and eat. From this standpoint, tinkering with the fundamental make-up of any living being is a form of blasphemy, especially in the case of humans. For materialists — quite prevalent in Silicon Valley — an organism is only a collection of cells and chemical signals with nothing like a “soul”…