Web DevRel @ Google
Preloading modules
<link rel="modulepreload"> offers a way of declaratively loading JavaScript modules ahead of time. This article looks at how it works and why it's better for modules than <link rel="preload">.
Resource Prioritization – Getting the Browser to Help You
Pointing the Way Forward
Pointer events unify the pointer input model for the browser, bringing touch, pens, and mice together into a single set of events.