Most of us missed WWCC, because most of us aren’t making iOS and Mac Apps. Even with those who are, most of them missed WWDC, because tickets were gone before anyone even realized they were on sale.
Luckily, Apple posted all the session videos on its website. It’s almost as good as going. In fact, it’s better. It costs a heck of a lot less, and there is a rewind button. Right now, the videos are on YouTube. It’s not clear who posted them, but it may be worth checking out in the meantime in case Apple decides to pull them down at some point.
You can check them out here.