Is it pronounced Borg-ee or Bor-gee?

From the third sentence in the wiki page:

It is, however, so extremely reactive that it is not encountered in everyday life.

So yeah, not at all stable.

Direct link to steam page is here.

And I’m sleeping with my clothes on.

Since the headline blew it, the game mentioned is called Cosmoteer.

Have you considered a steam deck? Might work for you based on mentioning a small display and wireless keyboard.