Choices of 3D rotation in unreal. which one? Gimbal lock?

[Skyboy]

Just tidying up loose ends to resolve this for anyone hunting for an answer.

#gimbal #6DoF #quaternion Unreal Engine 4 Tutorial: 6DoF Fixing Gimbal Lock

This is currently the solution and still works even 6 years later.

Please, can we have native quat nodes in blueprints.