The site is far less cluttered than previous iterations and makes use of generous amounts of ever-so-appealing whitespace.
For visual comparison, here is my homepage menu bar from both versions of the site. Same homepage configuration, same browser, same monitor:
While you may not be able to use the redesigned site yet, you will be able to use the new Dark Theme, a black color-flip of the site identical to the secret Dark Mode discovered last month
You can preview the redesigned site here.