There’s a few potential uses these days - more than just the famous crypto folklore one! Some examples on https://vaibhavsagar.com/blog/2019/09/08/popcount/ htt

There’s a few potential uses these days - more than just the famous crypto folklore one! Some examples on https://vaibhavsagar.com/blog/2019/09/08/popcount/ https://vaibhavsagar.com/blog/2019/09/08/popcount/