e a qelem to ensure that a function executes at low-priority. There are three variants: <a class="el" href="group__threading.html#gaa24a0c9896f1ad241e45590065c3f643" title="Defer execution of a function to the main thread if (and only if) your function is executing in the s...">defer()</a>, <a class="el" href="group__threading.html#ga486daa40ddb16f70b663615695d18315" title="Defer execution of a function to the back of the queue on the main thread.">defer_low()</a>, and defer_medium(). The difference between