(1) means "How to become a robot". While "turn to" can mean "become" in some instances, here it doesn't really work. Instead it seems as if "turn to a robot" means ask a robot for help or advice.
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GPY(1) means "How to become a robot".While "turn to" can mean "become" in some instances, here it doesn't really work. Instead it seems as if "turn to a robot" means ask a robot for help or advice.I think "turn to" in the sense of "become" is used mostly with substances, e.g. "It turned to stone".Thank you GPY for the great explanation.