No-one knows exactly how the rankings on Amazon are calculated, but
here is someone's best guess at it:+2 Ranking Points for 3 helpfuls
+2 points if first review of product
+2 Ranking Points for 10 helpfuls
-1 Ranking Points for 5 more unhelpfuls than helpfuls
-1 Ranking Points for 10 more unhelpfuls than helpfuls
There are some additional
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