CyanogenMod founder prepping incognito mode for Android to sandbox personal data
This way your personal data is kept separately from your apps, as there is quite the bunch of snooping fluff out there.
This won't spoof your IMEI number, or serve as an ad-blocker, but will keep your most private info truly private. No end date for the project release is given yet, and no NSA agents will be harmed during the development process.
source: SteveKondik (G+)