Good or Bad? It Depends

While cleaning out the garage this weekend I found my graphing calculator from high school. I believe it was a TI-83+. Some serious math was attempted on that, though more often it was a poor mans Game Boy. Before every high school student had an iPhone and other gadgets, this was the most sophisticated device anyone would bring to school.

One day in math class, after mumbling a wise crack at the expense of someone next to me, in retaliation he attempted to take my precious TI-83+ away from me...