4 . ▁ ▁Re ception ▁ ▁Rotten ▁Tomatoes , ▁a ▁review ▁aggreg ator , ▁reports ▁that ▁ 6 7 % ▁of ▁ 1 8 ▁survey ed ▁critics ▁gave ▁the ▁film ▁a ▁positive ▁review ; ▁the ▁average ▁rating ▁was ▁ 6 . 8 / 1 0 . ▁ ▁Met ac rit ic ▁r ated ▁it ▁ 5 5 / 1 0 0 ▁based ▁on ▁ 1 1 ▁reviews . ▁▁ ▁Writing ▁in ▁Vari ety , ▁Joe ▁Le yd on ▁called ▁it ▁" a ▁fasc in ating ▁portrait " ▁that ▁distingu ishes ▁itself ▁by ▁its ▁novel ty ▁value . ▁ ▁Le yd on ▁said ▁that ▁the ▁choice ▁to ▁add ▁sound ▁effects ▁to ▁the ▁arch ival ▁foot age ▁makes ▁their ▁use ▁heavy - hand ed . ▁ ▁Jordan ▁M int zer ▁of ▁The ▁Hollywood ▁Re porter ▁wrote ▁that ▁the ▁film ▁will ▁interest ▁histor ians ▁and ▁enthus iast s , ▁though ▁" the ▁household ▁an ec d otes ▁can ▁grow ▁t iring " ▁and ▁called ▁the ▁use ▁of ▁sound ▁effects ▁" cin ematic ▁over kill ". ▁ ▁Nicolas ▁Rap old ▁of ▁The ▁New ▁York ▁Times ▁wrote , ▁"[ T ] he ▁voice - over - dri ven ▁read ings ▁and ▁the ▁illustr ative ▁foot age ▁– ▁unw is ely ▁augment ed ▁with ▁new ▁sound ▁effects ▁– ▁lack ▁a ▁fundamental ▁film ic ▁momentum ." ▁ ▁Robert ▁A be le ▁of ▁the ▁Los ▁Angeles ▁Times ▁also ▁critic ized ▁the ▁use ▁of ▁sound ▁effects ▁for ▁the ▁arch ival ▁foot age , ▁but ▁wrote , ▁" At ▁its ▁most ▁effective ,