These experiments only stood the possibility of generating a positive result demonstrating the existence of time travel, but have failed so far—no time travelers are known to have attended either event.
這些實驗只可能證明時間旅行存在（無法證明時間旅行不存在），但目前為止沒有成功過：已知沒有時間旅人參加任何一次活動。