This is a challenging sentence, so I'm glad you're humbly looking for help! Here is my understanding, with some clues as to how I arrived there: -- I n contrast to new-fangled path-finding devices such as GPS or satnav -- whatever comes at the end of this sentence will be THE OPPOSITE of this content. -- machines that alleviate the individual’s responsibility of working out how to get somewhere -- this is describing what is prior.
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BenAldridge0.Thus, Ben Ner's installation ENCOURAGES the individual's responsibility in figuring out how to get somewhere.I agree with all BenA wrote above, and the quoted sentence is the key to understanding what is meant.