there are some good articles about it on the web. seems each manufacturer has their own version of it.
there is concern about it creating micro bubbles that travel to the brain and shredded RBC’s that can affect the kidneys.
it is a faster procedure, so EP’s like it and it does avoid potential for thermal damage to structures near the heart.
But safety is always a relative thing, never an absolute.
Are you taking any magnesium supplements?