How to Duplicate Production Traffic

Shadow traffic is a way of duplicating production traffic. If you have the functionality to do that right you're going to learn more than any sort of synthetic test you try to come up with. Kafka is great for doing things like this and it's real data. It's not data you have to make up or hope that you've covered all the cases. Kotlin helps with nulls but what about you know exemptions like yeahYeah one thing that we've been really pushing towards is trying to have safe defaulting, catching those errors at the top level and returning that safe default. We modified our cache libraries so if you're trying to reach out to the cache you have to provide a fall