Added rolling sound:
Early version of the game if anyone is interested in testing it. Windows 64 bit only. Mouse scroll wheel move camera in and out.
http://worldofclouds.com/Earlyeye/EyeRollWindows.zip
I want to add, my recollection of UE4 optimization:
If you HLOD a number of meshes for each HLOD, you can significantly improve resource retention but limiting out of Line of Sight objects and maintain Collision primitive of the HLOD itself,
Should help, good luck!
Great thanks for that tip !
This is how you learn. I had to rebuild a series of lamps turning on and off in my map and … … that was a good thing because 2nd time around I built it so much better 
Testing Rotating Movement Actor Component with lamps EyeRoll development - Unreal 4
If someone knows a trick to make it only rotate up to a certain point / position (not delta second or time driven) pls let me know 
The “its working version” of the Lamp Post puzzle the “make it better” version comes later
Draining bath with Move component to node, Pawn Class BP, Set visibility, Rotation tap puzzle.
EyeRoll early testing and gameplay bath puzzle solved Spoiler Alert
Testing Clock Tower switch puzzle.
