There is lot of noise over the web related to Service Pack 1 of MS Office 2013 products, it was released with much of an applaud then deactivated due to issue and then re-released with lot of clarifications :) because in between deactivation and re-release of SP1, April 2014 CU for Project Server and SharePoint 2013 was also released.
So let me kill all this unnecessary noise with the final announcement that Service Pack 1 is now available to download, and all the clarifications in a nut shell is that Just apply this SP1 to your environment even if you have applied the previously released SP, and also feel free to apply this SP1 if...