diff --git a/scripts/led-matrix-viz.py b/scripts/led-matrix-viz.py
index e2dd674..d054188 100755
--- a/scripts/led-matrix-viz.py
+++ b/scripts/led-matrix-viz.py
@@ -12,7 +12,7 @@ ROUTER_SOCK = os.environ.get("ROUTER_SOCK", "/var/run/arduino-router.sock")
 COLS = 13
 ROWS = 8
 
-REFRESH_INTERVAL = 0.2
+REFRESH_INTERVAL = 1.0
 
 STATS_FILE = "/tmp/viz-stats.json"
 _poll = select.poll()
@@ -60,11 +60,7 @@ def try_send(router, data):
         router.sendall(data)
         return router, True
     except (BlockingIOError, OSError):
-        try:
-            router.close()
-        except OSError:
-            pass
-        return connect_router(), False
+        return router, False
 
 
 def main():
diff --git a/sketch/sketch.ino b/sketch/sketch.ino
index 2d938ea..9d74673 100644
--- a/sketch/sketch.ino
+++ b/sketch/sketch.ino
@@ -121,6 +121,5 @@ void setup() {
 }
 
 void loop() {
-  Bridge.run();
-  delay(1);
+  delay(1000);
 }