<i>It&#x27;s not &quot;Telemetry&quot; like Google Analytics, it&#x27;s for _you_ to debug your own programs.</i><p>People have been debugging just fine for the past few decades without extra bloating code in their runtime libraries. A good old-fashioned debugger with tracepoints will accomplish the same thing, and doesn&#x27;t add overhead when it&#x27;s not in use.