While not identical to the technology used in motion sensors, similar problems as those spoofed in this episode have occurred in devices that use optical sensors to sense users, such as automatic soap dispensers in bathrooms. The issue is caused by differences in reflected light between skin tones, and has caused some devices to be inoperable for individuals of color.
While the series draws distinction between ooplasm and cytoplasm cultures (see the "Quotes" section), ooplasm is in fact a type of cytoplasm.