Estimating the heights of New Yorkers from their scuff marks

Hussain04

Nah that last image caught me off guard

AndrewKemendo

This is a good description, and similar to my favorite game to play in public with my kids: “Find the normal distribution” Of course the most frequent ones are on door handles or pushes. Then usually parking space oil stains around an entrance. Etc… Desire paths are also generally very tight gaussians. You can learn a lot about pattern of life just by looking at how humans wear down the world