"It's all messed up like that. The shit in the kitchen, appliances and whatever, they're from the the 50's or 60's. Did you see the fucking jukebox?"

Granted, he's not sure the computers are actually newer than that era either; they're certainly nothing like those in 2017. But there was spacecraft and shit in the 60's, right? Nothing makes sense. Unless they're all affected by radiation somehow and are delusional thinking they're from different times and universes.