;">
<img src="ex_vs_hom_visual.png" alt="Visualization of tension." width="800"></p>
<p align="center">
<em>Bruno sees how the accurate detection of non-exchangeability depends upon knowledge about the statistical dependencies between features, if not the generative mechanism itself.</em>
</p>
<details><summary><b>Is there a mathematical basis for this?</b>
</summary>
Yes there is, and Bruno‚Äôs musings have hinted at it. The tension we‚Äôve described is related to one of the fundamental problems in