@trecool99 How can there be a Back Lash, when Companies are taking on the ideas of enthusiasts.
Companies in general adds a little bling and put into a Sales Spiel the great results that have been attained.
AT 616 - SolidTech - Gaia - Townsends all offer much of s Muchness, but Home Designs will produce the same much of a Muchness.
For other Air Suspension Options there is the Furniture Lifting Air Bags referred to in other Posts in the Thread, these are ideal substitutes for an Inner Tube, and might have been the Air Reservoir used in older design if the Air Bags were easy to acquire.
The intention is to Capture and dissipate Amplitude, and more that one material is usually the better option, I refer to it as Multi Tiers.
Try any device above used in conjunction with a Resin Impregnated Densified Wood Board and there will be betterment added to the Amplitude Management do the same for Two Tiers and again something further as a betterment will be added.
It is really down to the assemblers knowledge of materials that are able to be used, and footer/separator designs that are to work best in a very unique environment.
There is not a Ubiquitous Answer on how a End Sound is able to be tidied up to the point it is quite impressive. Each Audio System Owner will also have their own preference for what is perceived as a Tidied Up End Sound.
Each listening space and the Listener Occupying it, offers a own unique Pattern for the Migration of Ambient Energies Amplitude and Unique End Result for what is considered a improved space due to managing energy designs adopted.

