Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
The issue of Google OS is being debated for as long as Google become an important part of internet culture. Many have predicted the appearance of Google's OS long time ago, but the thing never happened.
If Google OS is easy to create (just peak any Linux distro and create an additional "brand"), easy to maintain (the distro is already there and if you choose wisely, it is being frequently updated and bugfixed), easy to customize (it is Google after all using an open source application and it is a house full of open source developers), so why haven't this already happened?