In the UK, Newborn hearing screening (https://www.nhs.uk/baby/newborn-screening/hearing-test/) is a mandatory test that happens in the first weeks of life.

Genomics-driven diagnosis of several (treatable) conditions is not science fiction anymore, but requires support from governments and national health systems. The technology is there, and can be scaled up.

With studies like this: https://www.genomicsengland.co.uk/initiatives/newborns

and initiatives like this: https://www.bbc.co.uk/news/articles/c1ljg7v0vmpo#:~:text=Eve...