The message revealed that there is still a lot of visual design work that needs to be done.
As noted, the iOS version is very unpolished at this stage. The toolbar icons are all placeholder, and the background colour behind the host screen needs to be changed from blue to black. The upper toolbar for iOS (containing just the back button, so it can barely be called a toolbar), is revealed by tapping on the compass in the lower toolbar. Oyr plan is to consolidate the upper and lower toolbars into one toolbar that will likely be located in the upper section of the screen.
It also indicates that the Android version will likely ship before the iOS version as they are in different stages of development.
Google declined to offer TechCrunch any details on the app saying, “We’re always experimenting with new features in Chrome, especially in the Dev channel, but have nothing to announce at this time.”