It's funny how people are still having these conversations on the eve of the bicentenary of climate science https://en.wikipedia.org/wiki/Joseph_Fourier

Oh, fork

I made a version of your program in SmallBASIC: https://raw.githubusercontent.com/smallbasic/smallbasic.gith... I found with packSize less than about 20 the shapes vary, then increasing values of packSize results in two alternating sets of shapes.