It would definitely seem like Google is making Android N the 'polish' release: things which haven't seen any changes for years, like the System UI icon, are getting refreshed, while features are not being included in the final release because of a lack of polish (like the dark theme and night mode). Even the update procedure is getting updated.
As well as the aforementioned System UI icon, another long standing Android fan-favorite is getting a revamp: the OS update animation. Gone is the little Android figure with his front open, a prism turning, and his antenna going. It feels like it's been in Android forever, but it might be gone soon: instead, the new animation is a swirling circle of light, which looks great but maybe has lost some of its inherent Android-y-ness.Read More