Found another Shadertoy that could be cool as a screensaver and runs at 60fps on my iMac.

Quickly made an audio reactive version with it too that can be used as an EQ (play with the sensibility port for speed).
Shadertoy : Avin - Color Arcs Shadertoy
Under default Shadertoy license : Attribution-NonCommercial-ShareAlike 3.0 Unported (CC BY-NC-SA 3.0)

Blur with Mask is a Fake Depth of Field or Tiltshift photography style image filter. This is a development of one of GeorgeToledo 's very useful Quartz Composer constructs.

Image Generator Scenes. For use in Host apps such as Coge and VDMX. Contains a set of 5 Image Generator Scenes.

conctd_rndmPoints_1 connected_circles_2 connected_cubes_1 Connected_Grids_2 connected_spheres_1

Uses Karl Henkels co.parabox Node Set. https://vuo.org/node/2103