This cart is just to provoke @zep (or any other true Pico-8 genius) into releasing a fast anti-aliasing demo cart!
The code is a LUA port of that paper:
http://jamesarich.weebly.com/uploads/1/4/0/3/14035069/480xprojectreport.pdf
Note: I don't get how an incremental line drawing routine (a la Bresenham) can be that slow (compared to the native version). 270% cpu usage for 16 lines sigh...