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A comment on Show HN: Anonymous messaging with a 1km radius. Parent comment

Re:Show HN: Anonymous messaging with a 1km radius by trolor on Thursday October 27, 2016 @09:33AM (#12804966)
... why not just fake your phone's GPS coordinates and perform a binary search?
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Re:Show HN: Anonymous messaging with a 1km radius by Faaak on Thursday October 27, 2016 @11:35AM (#12805972)
Well, they could make it harder by relaying messages to people 1km+rand() around you
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