Art Dudley of Stereophile on the Cloud 10

The idea, which you’ve probably envisioned by now, is that the balls allow the Cloud 10 to shrug off airborne and structural vibrations in virtually any direction—vertical, lateral, rotational—whereas spikes, squishy feet, and springs are much more limited in the ways they can move. That the low-mass Cloud 10 also tends not to store energy puts it at an even greater advantage over its comparatively ox-like competitors.