even just defining a really useful concept you don't even need to run any experiments could have a huge impact on the field we've seen that for example in differential privacy that uh Cynthia Dworkin her collaborators made this technical definition of privacy where before a lot of things are really mushy and then with that definition you could actually design randomized algorithms for accessing databases and guarantee that they preserved individual people's privacy in a in like a mathematical quantitative sense right now we all talk