<@U93D1BZKP> Best talk from first principles: <ht...

# arrow-contributors

[raulraja]

@Aedan Smith
Best talk from first principles:

https://www.youtube.com/watch?v=XZ9nPZbaYfE▾

A great one with DB and model examples:

https://www.youtube.com/watch?v=7xSfLPD6tiQ&amp;index=50&amp;list=PLRVDbPKTgfbBzPNDiKW6gXfkFMUb7IgiN▾