Experimental options gone

No.536070 ViewReplyOriginalReport
>blender user for over half a decade
>get 2.78 release candidate to try out microdisplacement option
>discover it missing
>the fuck
>share issue with blender forum
>"reset to factory setting."
>do so
>"where the fuck are my experimental options"
>look at user preferences, not there either
>either bug or I dun fucked it up somehow

Any ideas how to fix this? Pic taken from second time I attempted this.