ps://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/CompletableFuture.html#join()" title="class or interface in java.util.concurrent" class="external-link"><code>CompletableFuture.join()</code></a> and the
 action runs inline if it has not yet started.
 This constraint also does not apply to tasks that are scheduled
 via the <code>schedule*</code> methods or
 <a href="Asynchronous.html#runAt()"><code>Asynchronous.runAt()</code></a>.</p>

 <p>The default value of <code>-1</code> in