Sure we do!
The method that is described in this article is an extension of our arsenal of treatments. It does not replace the existing treatments, it’s just one more possibility in our array of choices.
Every treatment in this array still has its place. There’s no need for wich hunting.
The method described in that article is the only way to recover indigenous human bacterial species one time we have lost them.
There isn’t alternative for that with nothing else, even if you don’t like the idea.
Pharmaceutical grade probiotics don’t implant in the human gut. Moreover, they aren’t the species that domain the intestines. They are a minority almost no mentioned in the main categories.