static BatchExecutor ofVirtualThreads() {
		return batch -> {
			try (var executor = Executors.newVirtualThreadPerTaskExecutor()) {
				batch.forEach(executor::execute);
			}
		};
	}
Return a batch executor, where each task of a given <em>batch</em> is
executed in its own <em>virtual</em> thread.

@return a new <em>virtual</em> thread batch executor object
jenetics/src/main/java/io/jenetics/util/BatchExecutor.java