The point being vs. the point is

Hi folks,

I recently listened to a podcaster in a kind of monologue, and at one moment he said " …the point being…"

My question is: the point being is equal to the point is?

I suppose that the former is the begining of an adverbial clause (Paticipal Construntion).

The point is that the system does not work.
The point being that the system does not work, we have to contact the administrator.
We have to contact the administrator – the point being that the system does not work.
We have to contact the administrator because the point is that the system does not work.

“I think it is important perhaps to remember that the beauty of form, pattern and colour as manifested in Islamic and other traditional arts is not just aesthetically pleasing but representative of a more profound universal order - the point being that the intricate and subtle patterns of nature transcend the purely decorative realm and the embody a profound and timeless beauty.”
https://www.princeofwales.gov.uk/speech/speech-hrh-prince-wales-opening-jameel-gallery-victoria-and-albert-museum-london