show buffer size and latency

crates/tek_tui/src/tui_app_transport.rs

@@ -25,7 +25,7 @@ impl TryFrom<&Arc<RwLock<JackClient>>> for TransportTui {
     fn try_from (jack: &Arc<RwLock<JackClient>>) -> Usually<Self> {
         Ok(Self {
             jack:   jack.clone(),
-            clock:  ClockModel::from(&Arc::new(jack.read().unwrap().transport())),
+            clock:  ClockModel::from(jack),
             size:   Measure::new(),
             cursor: (0, 0),
             focus:  FocusState::Entered(TransportFocus::PlayPause)