(eta) all posts Reading log git Jul 14, 2019 · permalink I “recently” 1 took part in the Weizmann Institute’s international “safe-cracking” tournament , as part of a team of five people 2 who placed highly enough in the UK version of the tournament to get to fly over to Israel and have a shot it it over there. Since I did most/all of the electronics and control system for the damn thing, I thought I’d write a blog post about it, because it’s pretty cool! Essentially, the idea behind the competition is to build ‘safes’ - essentially boxes with physics-related puzzles and challenges that must be completed in order to ‘crack’ the safe, with the point being that only an understanding of the physics involved would let you unlock it. Our safe, the Physics Penitentiary 3 , looked a bit like this: So, I’m not a physicist by any means (which led to some fun discussions...