"all models are wrong, but some are useful" this repo is a search for some useful models. random walks what is a random walk: https://ocw.mit.edu/courses/6-0002-introduction-to-computational-thinking-and-data-science-fall-2016/resources/lecture-5-random-walks/ "random walk" model examples: an attacker trying to generate an alternate chain faster than the honest chain: https://bitcoin.org/bitcoin.pdf