There are numerous improvements in Android O. A lot of them are in app improvements but here is a list of the ones focused on creating more fluid experiences.

Fluid experiences in Android O

It's pretty incredible what you can do on mobile devices today, and how easy it is to rely on them as computers in our pockets. In the O release we've focused on creating fluid experiences that make Android even more powerful and easy to use, and today we highlighted some of those: Learn more.