gotta find differnet update interval

src/stream.rs

@@ -226,7 +226,7 @@ impl OutputStream for OutputStreamFormatted {
 }
 
 fn sprintf(x: &String, v: Vec<char>) -> Vec<char> {
-   let mut reg = Handlebars::new();
+   let reg = Handlebars::new();
    return reg.render_template(x, &json!({
       "VALUE": v.iter().collect::<String>(),
       "ms_since_epoch": SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_millis(),