https://lostechies.com/jimmybogard/2013/06/06/acid-2-0-in-action/ https://lostechies.com/jimmybogard/2013/06/06/acid-2-0-in-ac... If you can build a system wit

https://lostechies.com/jimmybogard/2013/06/06/acid-2-0-in-action/ https://lostechies.com/jimmybogard/2013/06/06/acid-2-0-in-ac... If you can build a system with ACID 2.0 life gets really easy. You can reason about your system without worrying about ordering, time, 'exactly once' semantics, etc. Idempotency is usually one of the simplest pieces to implement, and you definitely get a ton of benefit right off the bat - it's worth designing systems from scratch with it in mind.