Big things are happening on TV Tropes! New admins, new designs, fewer ads, mobile versions, beta testing opportunities, thematic discovery engine, fun trope tools and toys, and much more - Learn how to help here and discuss here.
It's Been Done: After several disasters, the one invention that works turns out to have been invented by Edison himself but apparently unnoticed, prompting Homer and Bart to travel to Edison's workshop to destroy it. Homer decides not to once he sees that Edison himself also had a "rivalry" similar to his with Leonardo da Vinci. Homer decides to split the difference and take both his and Edison's frustrations out on the Eli Whitney museum.
Lonely Funeral: Homer imagines himself dying with no accomplishments to his name. The only attendees in his funeral are President Lenny and Oscar winner Barney Gumble, as well as the robot from Lost in Space and Heckle and Jeckle. Homer's corpse gets dumped into his grave by a dump truck, and several dogs start to chew on his exposed feet.
Homer: Marge, no matter what happens in the future, promise me you won't vote for Lenny. Marge: Okay.
Noodle Incident: Homer getting kicked out the adults' library and quitting his job.
Royalties Heir: One of Homer's inventions (an electric hammer) is making millions. Unfortunately, for his family, the invention was credited to Thomas Edison, the royalties went to his "already wealthy" heirs.
Tim Taylor Technology: When Homer first showed off his electric hammer, it goes haywire and starts dragging him across the floor. He turns it off and concludes, "Probably needs to be more powerful."