Without a doubt, being at the top of search results is key for most companies. The science behind this is called SEO, as Wikipedia defines it, it's the process of affecting the visibility of a website/webpage in a web search engine’s unpaid results.
Optimize React application performance with Code Splitting
Why do we care about our website load time in the first place? Web pages load time plays a heavy role in search engine optimization, simply put if you want your website to appear in Google's first results, reducing it will help you attain that.