Tue, 04/04/2023 - 18:34 Tech Insider Amazon's "The Rings of Power" series only had a 37% completion rate in the US, according to a report.Ben Rothstein / Prime Video Tags Media, Amazon Studios, Lord of the Rings, The Rings of Power, amazon, Amazon Prime, Amazon TV, Amazon TV shows Source Amazon's pricey 'Lord of the Rings' show saw only 37% of viewers complete the s…