"Prefetching" can greatly speed up the loading of subpages on your service - unless you use the 'age' header, then things get complicated

The article discusses the topic of prefetching, which is becoming increasingly common in modern web applications. Author Tim Kadlec begins by reminding us how crucial it is to optimize page loading in the context of user experience. Prefetching, which means preloading resources, aims to speed up page load times, a key aspect in an era of rising user expectations. The piece outlines various prefetching techniques, such as link prefetching and resource prefetching. Kadlec also demonstrates how prefetching can be applied in practice to enhance website performance while cautioning against potential pitfalls associated with this technique. Ultimately, the author encourages readers to reflect on how prefetching might be utilized in the future, especially given the increasing complexity of web applications.