diff --git a/src/app.rs b/src/app.rs
index 8eac209..eaafa91 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -19,7 +19,6 @@ use rusqlite::Connection;
 pub const USER_FONT: Font = Font::with_name("Noto Sans JP");
 
 pub fn start() -> iced::Result {
-    println!("{}", size_of::<WordData>());
     info!("Welcome to JapLearn");
     iced::application(ScreenState::boot, ScreenState::update, ScreenState::view)
         .window(window_settings())
diff --git a/src/data_provider/mod.rs b/src/data_provider/mod.rs
index 874eae0..79e778a 100644
--- a/src/data_provider/mod.rs
+++ b/src/data_provider/mod.rs
@@ -37,22 +37,38 @@ where
 
 impl<T: EntityData, Q: TableAccessQuerySet<T>> DbLayer<T> for SqliteDbLayer<T, Q> {
     fn write_entity(&self, entity: &T, connection: &Connection) -> MaybeError {
+        let time = Instant::now();
+
         connection
             .execute(Q::load(), Q::update_params(entity))
             .map_err(|_| DbSaveError)?;
+        info!(
+            "Updated in {} for {:?}",
+            Q::name(),
+            time.elapsed()
+        );
         Ok(())
     }
 
     fn add_entity(&mut self, entity: &mut T, connection: &Connection) -> MaybeError {
+        let time = Instant::now();
+
         let index: u32 = connection
             .query_row(Q::add(), Q::insert_params(entity), |row| row.get(0))
             .map_err(|_| DbSaveError)?;
 
         entity.set_id(index.into());
+        info!(
+            "Added into {} for {:?}",
+            Q::name(),
+            time.elapsed()
+        );
         Ok(())
     }
 
     fn delete_entity(&mut self, id: Id, connection: &Connection) -> MaybeError {
+        let time = Instant::now();
+
         if !id.is_valid() {
             return Err(DbSaveError);
         }
@@ -62,10 +78,17 @@ impl<T: EntityData, Q: TableAccessQuerySet<T>> DbLayer<T> for SqliteDbLayer<T, Q
                 (&id,),
             )
             .map_err(|_| DbSaveError)?;
+        info!(
+            "Deleted from {} for {:?}",
+            Q::name(),
+            time.elapsed()
+        );
         Ok(())
     }
 
     fn load_all(&self, storage: &mut Vec<T>, connection: &Connection) -> MaybeError {
+        let time = Instant::now();
+
         let mut stmt = connection
             .prepare(Q::load())
             .expect("Failed to prepare state query");
@@ -75,12 +98,21 @@ impl<T: EntityData, Q: TableAccessQuerySet<T>> DbLayer<T> for SqliteDbLayer<T, Q
 
         iter.filter_map(|res| res.ok())
             .for_each(|i| storage.push(i));
+        info!(
+            "Loaded {} from {} for {:?}",
+            storage.len(),
+            Q::name(),
+            time.elapsed()
+        );
+
         Ok(())
     }
 }
 
 impl<T: EntityData, Q: TableAccessQuerySet<T>> BatchedDbLayer<T> for SqliteDbLayer<T, Q> {
     fn delete_many_entities(&mut self, ids: &[Id], connection: &mut Connection) -> MaybeError {
+        let time = Instant::now();
+
         for chunk in ids.chunks(1000) {
             let stringed = chunk
                 .iter()
@@ -94,6 +126,13 @@ impl<T: EntityData, Q: TableAccessQuerySet<T>> BatchedDbLayer<T> for SqliteDbLay
                 )
                 .map_err(|_| DbSaveError)?;
         }
+        info!(
+            "Deleted {} from {} for {:?}",
+            ids.len(),
+            Q::name(),
+            time.elapsed()
+        );
+
         Ok(())
     }
 
@@ -121,7 +160,12 @@ impl<T: EntityData, Q: TableAccessQuerySet<T>> BatchedDbLayer<T> for SqliteDbLay
             entities[index].set_id(id.into());
         }
 
-        info!("Added {} entities for {:?}", entities.len(), time.elapsed());
+        info!(
+            "Added {} into {} for {:?}",
+            entities.len(),
+            Q::name(),
+            time.elapsed()
+        );
         Ok(())
     }
 }