As we've announced previously, we're working very hard at revamping the user interface. We're not making any usability changes, but rather we're working on making everything as streamlined and pleasing as possible. It's going to take us a while, but because we're so excited about these new changes, we're phasing them in as soon as they're adequately tested.
As such, when we've completed, tested and verified a piece of code that can stand on its own, we'll incorporate it right away. Check this list for updates to keep up with changes as we add them: