async / await / task

public Task Step1()
{
	return Task.Run (……);
}

public Task Step2()
{
	return Task.Run (……);
}
// Some other class or method...
while (!UserPressStop)
{
	public void Controller()
	{
		Step1();
		Step2();
		Task.WaitAll(taskOne, taskTwo);
		progress.Report("Both task done!");
	}
}

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