diff --git a/internal/processor/db-query.go b/internal/processor/db-query.go
index e8087ca..f62342d 100644
--- a/internal/processor/db-query.go
+++ b/internal/processor/db-query.go
@@ -36,6 +36,7 @@ func (dq *DbQuery) Process(ctx context.Context, wrappedPayload common.WrappedPay
 		wrappedPayload.End = true
 		return wrappedPayload, fmt.Errorf("db.query module with id %s is not a DatabaseModule", dq.ModuleId)
 	}
+	// TODO(jwetzell): cache the module reference after the first run
 
 	db := dbModule.Database()
 	if db == nil {
@@ -65,6 +66,7 @@ func (dq *DbQuery) Process(ctx context.Context, wrappedPayload common.WrappedPay
 		return wrappedPayload, fmt.Errorf("db.query error getting columns: %w", err)
 	}
 
+	// TODO(jwetzell): optimize this
 	results := make([]map[string]any, 0)
 
 	for rows.Next() {
diff --git a/internal/processor/kv-get.go b/internal/processor/kv-get.go
index fd6296f..681b6b6 100644
--- a/internal/processor/kv-get.go
+++ b/internal/processor/kv-get.go
@@ -35,6 +35,7 @@ func (kvg *KVGet) Process(ctx context.Context, wrappedPayload common.WrappedPayl
 		wrappedPayload.End = true
 		return wrappedPayload, fmt.Errorf("kv.get module with id %s is not a KeyValueModule", kvg.ModuleId)
 	}
+	// TODO(jwetzell): cache the module reference after the first run
 
 	value, err := kvModule.Get(kvg.Key)
 	if err != nil {
diff --git a/internal/processor/kv-set.go b/internal/processor/kv-set.go
index 17c9130..eedfced 100644
--- a/internal/processor/kv-set.go
+++ b/internal/processor/kv-set.go
@@ -39,6 +39,7 @@ func (kvs *KVSet) Process(ctx context.Context, wrappedPayload common.WrappedPayl
 		wrappedPayload.End = true
 		return wrappedPayload, fmt.Errorf("kv.set module with id %s is not a KeyValueModule", kvs.ModuleId)
 	}
+	// TODO(jwetzell): cache the module reference after the first run
 
 	var valueBuffer bytes.Buffer
 	err := kvs.Value.Execute(&valueBuffer, wrappedPayload)