It still would in this system, the website states that you still need to add "plaster panels" or drywall if you're in the US which means everything will be tape

It still would in this system, the website states that you still need to add "plaster panels" or drywall if you're in the US which means everything will be taped, mudded and painted. If you want easily accessible utilities then there are ways to build to code where all of that is visible and accessible, it just won't be pretty. Aesthetics or utility, pick one.