To be fair, when a company's infrastructure construction, and planned operational activities have a significant impact on the local environment, it makes sense to explain and signal these up front. You can bet environmental groups and SpaceX's competitors are already lining up their objections.
Wonder which way they'd come down on this, seems like it might be a big (and free) attraction, if visitors could see the aftermath of those sunset launches. Seems like at ~60 miles away, the noise shouldn't be an issue.