This insight is key to understanding why reads can be safely inconsistent: we’ll always need to check the current state of our system when we come to allocate, because all distributed systems are inconsistent. As soon as you have a web server and two customers, you have the potential for stale data.5320 ↱
Architecture Patterns with Python
Enabling Test-Driven Development, Domain-Driven Design, and Event-Driven Microservices
Harry Percival, Bob Gregory