More Information - https://aquasecurity.github.io/tfsec/v1.28.1/checks/aws/rds/enable-performance-insights/ - https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/rds_cluster_instance#performance_insights_kms_key_id - https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/db_instance#performance_insights_kms_key_id @chrisbloe I assume this has cost, might want to ignore this one and delegate to the implementor if they want it, depends if we want this?