Details of newer Windows 8.1 Update 1 build; full ISO may (still) leak soon [Update] - NeowinNotorious leaker WZor has posted new info on Update 1 (or GDR1) for Windows 8.1 via Twitter that shows a build string that is just over a week old.
NEW! Win 8.1 2014 Update Build Leak 6.3.9600.16596.WINBLUES14_GDR_LEAN.140114-0237 screenshot's soon and may by possible ISO public leaks!As you can see, this may also be the first leak to appear online for the update. WZor had previously predicted that a leak would happen on or by 15 January.
— WZor (@WZorNET) January 21, 2014