What we need is for someone to paint 2x2 metre squares all over the entire planet as a guide, like this...pic.twitter.com/htKdmmYeKA
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How about 3x3 metres? We've divided the world into 3x3m squares and given each one a 3 word address, making it easy to find any precise location on earth
pic.twitter.com/KitYgrZg7P