korn wrote:clicking on the link I couldn't find the definition..... but judging I would say it's not a reliable source at all....
Google isn't a reliable source? Okaaay
Even if we ignore the definition of special as being "better", there is still the other argument of Vietnamese is unique (one definition of special) for using Roman letters.
There is nothing unique about using Roman letters. Just how is it unique to use one of the most widely used scripts in the world? Or how is it unique to not have your own script?