Futurama's most deft trick has always been the way it fuses creative sci-fi concepts with a silly riff on the same genre. Episodes can blend impossible and amazing technological ideas with retirement homes modeled after the Death Star, and both feel fitting into the universe. The problem is when those elements complicate and overshadow one another, something that's repeatedly befallen one member of the cast.
Source：https://www.cbr.com/futurama-season8-nibbler-character-arc-unclear/
