diff --git a/todo.txt b/todo.txt
index d1b12d1..ac1065b 100644
--- a/todo.txt
+++ b/todo.txt
@@ -1,4 +1,8 @@
 check max output mA on 5v to see if suitable to power antenna
 increase the baud rate
     boot-firmware-config.txt /boot/firmware/config.txt
-    gpsd /etc/default/gpsd
\ No newline at end of file
+    gpsd /etc/default/gpsd
+figure out multiple network time servers that support iburst NTS
+    fiugre out what this means
+        server nts.anastrophe.com iburst nts maxsamples 1
+    https://gist.github.com/jauderho/2ad0d441760fc5ed69d8d4e2d6b35f8d
\ No newline at end of file