There are four bullet points that answer the question why would you want this.

The one that really stands out to me is

“ 03 :: Predictable low fees

Transform your cost structure with near-zero transaction fees that are highly predictable and can be paid in any stablecoin.”

I question why some of large companies that are named here as partners would want this.

That’s true! That’s a big conflict of interest for a company like Shopify who makes a lot of money charging payment processing fees.