How does Amazon work, I wonder

I really must say, the ranking system on Amazon fascinates me in a morbid fashion.

It is, really, the personification of many of the reasons I actually deplore the degree to which digital technology has permeated our society. Only through the advent of complex computers could such Lovecraftian mathematical models and algorithms be achieved on an hourly basis.

Something that has profoundly improved my position on the top 100 lists, or the overall sales rank lists: not selling any copies for near...