> Therefore, this second observation in a short time confirms that gravitational waves are likely to be a useful tool to explore fundamental physical principles

> Therefore, this second observation in a short time confirms that gravitational waves are likely to be a useful tool to explore fundamental physical principles. No, it just means there's a high probability that these events occur on a regular basis. Of course, "regular basis" really means we might be able to approach gaussian statistics within the lifetime of the experiment.