No, it's not an empty statement. When your site takes 5 seconds to start loading, even sometimes, or if it sometimes fails to load some image or CSS file completely, many visitors will be unhappy to have to return to it, and a lot will just close the tab without waiting.
> Second, companies like Cloudflare benefit from a fast, secure internet. If the internet is fast and reliable, more people will want to use it.
The author doesn't seem to have anything to say with any more substance than this gem.