If the code hasn't been touched in this long, its probably release-worthy.

lib/Figments/Perfcounter.h

@@ -0,0 +1,12 @@
+#pragma once
+
+#include <ArduinoLog.h>
+
+struct PerfCounter {
+  PerfCounter(const char* name) {}
+  ~PerfCounter() {}
+  /*PerfCounter(const char* name) : start(millis()), name(name) {}
+  ~PerfCounter() {Log.notice("%s: %d", name, millis() - start);}*/
+  uint16_t start;
+  const char* name;
+};