What's new in Panels 3
Panels 3 was an unexpected but necessary major overhaul of Panels 2. In fact, it should probably not really be called Panels, as it is just a tiny piece of it. Instead, Panels 3 is really a Page Manager and it gives you vast amounts of control over your site.
See how this works, how Panels is extended, and how this is really just the tip of a very large iceberg.