DynamoDB is a key value store so forces you into an up-front waterfall design model where you can't easily evolve your schemas. This has massively weakened the

DynamoDB is a key value store so forces you into an up-front waterfall design model where you can't easily evolve your schemas. This has massively weakened the scenarios where it can be used but there's a survivor bias where if that's all you need you're really dealing with a simple use case that's easy to encapsulate and reason about