+ /* TODO: we need to tidy up tracks from collections now removed. We could do
+ * this two ways: either remember collections we think there are and spot
+ * their disappearance, or iterate over all tracks and gc any that don't fit
+ * into some collection.
+ *
+ * Having a way to rename collections would be rather convenient too but
+ * that's another kettle of monkeys.
+ */
+}
+
+/** @brief Expire noticed.db */
+static void expire_noticed(void) {
+ time_t now;
+
+ time(&now);
+ trackdb_expire_noticed(now - config->noticed_history * 86400);