At this level, with so much innovations already done by Google, it’s the minor things that matter. Now, you don’t need features like active notifications and whatnot because they are already there, you just need to make them more user-friendly, easy and intuitive. The things done with ‘L’ to bring android features to various device types is incredible.
And if you want, you can check out latest Google+ app, to see a preview of material design.
P.S. – One thing you might have noticed in WWDC, that most of the features announced for iOS 8 are available in Android since ICS.