Gresham's Law

On Mon, 18 Nov 2019 08:32:38 -0800, Jeff Liebermann wrote:

On Mon, 18 Nov 2019 10:53:13 +0700, John B.
wrote:

I think, if one looks hard enough, it is probably possible to find
someone that is allegoric to just about everything. There are, for
example, people that are allegoric to money, both paper and metal.
https://firstaidcprottawa.ca/allergi...tion-to-money/

It's not necessary to develop an allergy to money. Paper money collects
substantial amounts of bacteria, some of which is infectious and
dangerous. https://www.scientificamerican.com/article/dirty-money/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3765964/

Technically every surface carries infectious bacteris. Every surface.
You can reduce the numbers by "washing", but you also need to maintain
your "bariers" lie skins, etc. It is a life long battle every living
organism faces.