please learn english and try again.
on-topic: it's obviously all part of an atmosphere deliberately created to set portal apart from other games, don't read too much into it.
On a side note - if the overwatch soldiers were represented as bad-ass cyborgs gameplaywise, you'd be boned.
it's artistic license on valve's part, get over it.
black mesa causes resonance cascade, single handedly ensuring demise of human race.
also, is nuked. manly.
portal is abandoned and ignored, much like a retarded child, or an emo.
winner: me