Facebookisacompanythathasgrownfromnothingtobeworthhalfatrilliondollarsinjust15years.Todaynearlyathirdofallhumansareusingit,andyetwerarelygettoseethepeopleactuallyinchargeofthebiggestsocialnetworkintheworld.Thecompanyhassufferedaseriesofdeepeningscandalsandintensemediascrutiny.In2018,theirmission-toconnecteveryoneontheplanet-seemedtobegoingdramaticallywrong.Dataleaks,fakenewsandhacksonusersecuritywerethreateningtodestroyeverythingMarkZuckerberghadbuilt.Yetthroughoutthisdifficulttime,thecompanyallowedtheBBC’sflagshipsciencestrandHorizontofollowkeymembersoftheteamtryingtofixtheproblemsandsecuretheplatform.ThisfilmgoesbehindthescenesandfollowstheteamsinsideFacebook.Ittacklesdifficultquestions,likehowourdataisusedandwhatcontentshouldandshouldn’tbeonthesite,butalsoshowshowFacebookworks,whattheteamsaredoingtosecureit,andrevealsahiddentechnologicalplayground,wheresomeofthesmartestengineersintheworldarebeinghiredtobuildsystemsandtechnologynoonehasbuiltbefore.
深入社交网络：Facebook困难的一年在线观看，由
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