The whole point of browsing or searching for videos on YouTube is to find a video to watch. Watching videos is what YouTube is all about, after all.
The nice thing about watching YouTube videos is that they play back in your web browser; no additional software is necessary, save for the Flash plugin for your browser. So get comfortable in front of your computer screen and get ready to watch!
When you click the title or thumbnail of any video on a search or browse page, a page for that video is displayed, like the one shown in Figure 4.1. This page has several sections, including the following: