Here’s a short, easy-to-digest article that explains the pitfalls and best practices of mixing lifetimes in .NET dependency injection. 🚦 Event Listeners, Processors, and DbContext — Pitfalls & Best Practices Imagine you have two buddies in your app: EventListener → sits around forever, waiting for events (a singleton ). EventProcessor → does the actual work when an event arrives. Now the big question: what lifetime should EventProcessor have, especial...