Build a movie plot around this: In the movie, who is taking over Bigweld Industries? Ratchet
A:
In a world of robots, the Copperbottom family has a son, named Rodney. Growing up, Rodney becomes infatuated by famous robotics inventor Big Weld, and decides that he wants to be an inventor and work for Big Weld industries one day.Rodney spends his youth and teenage years trying to perfect his own helper robot. He attempts to show his Dad that the robot can help him wash dishes, but helper ends up causing more damage than help.Determined to make something of himself and pay off the damages the helper bot caused, Rodney decides to head to Robot City to fulfill his dream and work for Big Weld Industries.Upon reaching Robot City, Rodney finds the gates to Big Weld Industries shut, with no new ideas coming in. The company, now led by a robot named Ratchet, has also scrapped the business model of supplying spare parts for older robot models, and going with pricier upgrades for robots, with a new slogan titled, "Why be you, when you can be new."After being kicked out of Big Weld Industries, Rodney finds himself in a darker side of town, where a strange robot named Fender attempts to make off with his foot. Rodney chases after him, and finds a small collective of older robots scrounging for spare parts. In the ensuing chaos, Fender loses a part for his neck, and when the group goes to find a replacement part, finds this item has been discontinued. Even though Fender attempted to cannibalize him, Rodney helps Fender and manages to make a suitable neck replacement out of additional spare parts.Fender's sister, Piper, explains that many robots in Robot City are in desperate need of spare parts that Big Weld Industries used to make. However, in recent months, Big Weld has disappeared; the streets are now patrolled by motorized vehicles, known as Sweepers, that take obsolete models to a dark side of town known as the Chop Shop, run by Madam Gasket (Ratchet's mother). Any collected models never come back.Rodney bunks with the group and another robot named Aunt Fanny, but is surprised the next day when the local parts...