Measurably increases domain knowledge or cognitive capacity

Score Breakdown
IQ = round((Cognitive × 0.4 + Educational × 0.35 + Craft × 0.25) × 4)
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The TVI Take
All four seasons of Slow Horses. Consistently the finest British espionage drama in production.
Gary Oldman's Jackson Lamb is among television's great characters. Exceptional craft throughout.
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