[ejiblabahaba]

He didn't lose his brain mass, it was compressed into a thin shell around his skull.[0] Moreover, his IQ was 75 - I'm not sure ending up in the bottom 5% of human intelligence as a consequence of chronic hydrocephaly is a "normal" life.

[0] https://www.untrammeledmind.com/2018/02/so-his-brains-just-s...

[epgui]

Not normal, but impressive nonetheless.