See this thread from xda. User davelee1054 noticed something funny about one of the videos Google uploaded showcasing Android L's design.
It appears that Google had accidentally published a video with an iOS status bar layer accidentally enabled. davelee1054 took a screenshot before they reuploaded the same video with the iOS status bar gone.
The screenshot:
It appears that Google had accidentally published a video with an iOS status bar layer accidentally enabled. davelee1054 took a screenshot before they reuploaded the same video with the iOS status bar gone.
The screenshot: