I’m a Netflix backend software engineer. AMA. Proof: here is a short snippet from our recommendation codebase that will confirm my identity. (jk)

[text] function getrecommendedmoviesuser User n number Movie Movie const watchedmovies user.getwatched movies const basedon getrandommovieuwatched movies watchedmovies. splicewatchedmovies.index0f basedon 1 const recommendations for let i 0 i n is const recommendation getrandommoviewatchedmovies recommendations . pushrecommendation return basedon recommendations