This module is intended specially for spiders to be able to see something of what the rendered page would look like. That provides an SEO stop gap, but it does

This module is intended specially for spiders to be able to see something of what the rendered page would look like. That provides an SEO stop gap, but it does not have any effect on regular users. Server-side rendering the first request greatly decreases the first page load time, which is typically extremely slow for complex client-only web apps.