Correct me if I'm wrong, but engineer's grandfather was actually the one to develop teleportation. Dell Conagher was just the one given the blueprint, which puts the technology's invention WAY before the 1950s where tf2 is set.
guyss guess who recently played portal??? (very difficult to guess!)
it could be you, it could be me! It could even be- *dies from deadly neurotoxin* from now on imma put in my pin's descriptions how long it took me to make the artwork cause i think that'd be interesting to know. time taken: 21 h