The last 100 years, there was not only a tremendous speed-up of human evolution through the influx of the Aquarian energies. Also a re-modelling of the human body took place, and now we have better models. You can notice it if you look at photos of people from the earlier decades.
After WW 2 many changes took place in the glands of the new born bodies. There was a further re-modelling in 1988 and 1999 as well. The 21st century child grasps much more and much faster than the earlier 20th century child. Today’s children are very quick in their handling of computers and other electronic facilities.
The following video humorously illustrates the birth of such a Uranian child.