Lumen Wars (S1; Ep 42)

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Lumen Wars (S1; Ep 42)
The Lumen Wars drag on, with 20K lumen flashlights eligible for 3-day shipping on Amazon Prime and the maker of a 90K lumen flashlight admitting "This device isn't very practical for most uses because it just blinds you if you're shining it at anything closer than about 100 feet."