There is a option where as good as Zero Cost can be outlay to experience a propped or suspended Cable.
Usually the material used to contact the Cable is a organic origin instead of a synthetic substance, but who really knows.
I suspend my Speaker Cables with a Cotton Thread.
For Cables with a substantial girth like the ones being referred to, maybe a heavy duty Cotton Thread will be the required type if suspension is to be considered.
Looking at your system, there are plenty of attractive pedestals designs that would compliment it, my approach to all supporting equipment for Audio Ancillaries is very cost effective, robust and basic avoiding anything Heath Robinson.