When Adam shows the videotape to his science class, the image on the TV is clearly a flat, rectangular image superimposed onto a non-flat, non-rectangular 1980s-era TV display.
During dinner, Murray suggests eating at the newly opened China Garden. Barry says, "Chinese food? Never had it so I don't like it." During episode #1.3 Barry and Murray can be seen eating from Chinese take-out boxes inside the furniture store using chopsticks.