In this video we will start the rewrite of the TODO app from Tagless Final to ZIO. We will finish the core & the in-memory persistence portions. The commits from this video are here: https://github.com/DevInsideYou/zio-todo/commit/9d44eb73f3505453d8e314aac2e4083bec67ad57 core https://github.com/DevInsideYou/zio-todo/commit/3572017d2c2a398e251b651a41bde8c49134ce83 persistence The code is here: https://github.com/DevInsideYou/zio-todo Table of Contents: 00:00 Intro 01:42 The history of the app 05:51 The architecture of the app 14:26 The beginning of the rewrite 15:53 core/EntityGateway 20:37 core/Boundary 25:11 core/BoundarySuite 33:05 persistence/Statement 37:15 persistence/EntityGateway 39:18 persistence/InMemoryEntityGatewaySuite Website: https://devinsideyou.com/ Patreon: https://patreon.devinsideyou.com/ Discord: https://discord.devinsideyou.com/ Telegram: https://telegram.devinsideyou.com/ Twitter: https://twitter.devinsideyou.com/ GitHub: https://github.devinsideyou.com/ LBRY: https://lbry.devinsideyou.com/ Install scripts: https://install.devinsideyou.com/ Giter8 templates: https://g8.devinsideyou.com/ Spotify concentration playlist: https://code.radio.devinsideyou.com/ Cheers and Happy Coding! #scala #tutorial