Nice story, but newborns can't really see well:

https://www.nationwidechildrens.org/family-resources-educati...

https://www.aao.org/eye-health/tips-prevention/baby-vision-d...

https://www.webmd.com/parenting/baby/newborn-vision

Their body and nervous system is booting up, everything is starting to adjust to being in a new environment. Masks and family doesn't matter much in that brief period, it's more important to avoid infections and have proper care if something goes wrong. That's why child mortality is down significantly.