If rolling out NIPT will result in 195 more babies with Down’s syndrome being detected, that means potentially almost 180 more abortions for Down’s syndrome each year.
In reality, it seems to be more about satisfying scientific curiosity about how genes work in the normal development of the human embryo with any therapeutic application a distant dream.
While the public are broadly sympathetic to the rights-based argument in favour of ending lives at the time of a person's choice, there is widespread concern about the abuse to which any system is likely to be open.