https://www.youtube.com/watch?v=8JKjvY4etTY
At 10:30 for prefer full reversals in event source systems
talk-event-sourcing#state-is-a-derivitive-of-facts All state is a first level derivative off of your facts talk-event-sourcing#state-is-a-derivitive-of-facts
related to talk-from-rest-to-cqrs
Alpha beta learning: machine learning over an event stream
Linearize everything
Snapshots should be stored in a separate table, not in the event stream itself.
In functional language is working with the event stream is called folding over
Kafka is a consumer driven subscription system
Separate the reading and the writing part of the process
Read models
At 1410 when we derive state off of an event source, it's known as a projection
At 1651 doing data science on events streams is called Alpha Beta training