Extremely decent ASCIIART benchmark result on @tomjennings 's Friendly eZ80 CP/M computer running BASIC-80 5.21 : 11.3 seconds

Another benchmark suggests that it's running BASIC 47× faster than a C64

#RetroComputing#BASIC #cpm

a BASIC listing of a crude Mandelbrot set plotter, which is then run to display the set with increasing hexadecimal digits plotting higher values
a BASIC listing of a crude Mandelbrot set plotter, which is then run to display the set with increasing hexadecimal digits plotting higher values