Join this channel to get access to perks: https://www.youtube.com/channel/UCnmbV9eyMwIl50Ji1ObFxqg/join Check my website: https://bergdaniel.com.br/ Course content 0:00 - Intro 2:08 - Objects (Node) vs Functions (Elixir) 4:55 - Immutability 10:29 - Copying by reference (Node) vs value (Elixir)