I just saw this thread. If you are a computer scientist interested in making a difference on problems like this, consider joining Counsyl:

https://www.counsyl.com/about/jobs

http://goo.gl/45yBz

There are a lot of Hacker News people working here. And while it's sadly not in time for Matt and his son, we are launching a version 2.0 assay soon that should save couples in the future from ever going through something like this again.