This episode features Enhancements to Graph It, originally released in 1982 by APX. It was developed by Howard D. Siebenrock. The main difference here is the ability to save and load the generated graphs.
Intro music is an excerpt from a chip tune by Wizwars named 8 Bit Raceway. It is used under Creative Common license Attribution-NonCommercial-ShareAlike 3.0 United States.