THe hot key right now is to turn off the fancy GUI Editor, and put some time into learning some of the bbCode that is included below the simple reply box.
The Fancy GUI is handy for adding media to threads, but its a touch laggy on page load and tabbing into the reply button. If you're a hardcore forum visitor, then this is absolutely for you.
Sometime in the future we'll take a look at this interface and perform some tweaks on it.