because as it was never observed to date, it could be assumed it does not exists yet, as the the article makes it sounds like it's very artificial / constructed
Many things can have chirality: big things like gloves, and small things like drugs. The concept is not alone a danger. The concept of a thing which could take our raw materials, disassemble them, and recompose them in a way that would deny us the use of those resources, that is the stuff of sci fi horror thriller.
It sounds like the first thing that should be done is to contact Hollywood to make a really terrifying movie.
In the sequel Russia will have bred a new generation of opposite-chirality humans and will be racing to colonize space first.
(The big in-joke will be that they all wear the same gloves)