Explain the use of the Link component in Next.js.

First and foremost, the Link component is imported from 'next/link'. It's utilized to wrap around any element, such as a button or an anchor tag, that you want to use to direct the user to a new route within your app. The key attribute here is href, which specifies the destination URL. What makes the Link component stand out is its ability to prefetch pages. That means Next.js automatically prefetches the page linked to, in the background, leading to almost instantaneous navigation without the usual delay of a full page load.

For example, to navigate to a page about us, you would use...