Is a KitKat better than a Key Lime?

The next Android version will be Android 4.4 KitKat instead of the expected Key Lime.
After an agreement, perhaps controversial, with Nestlè Google announced the name of the next version, interestingly the version remains a 4. * and not the expected 5.0.

The web site www.kitkat.com and the launch video are very pretty.

Here the Nestlè Nestle announcement