Case-Based Reasoning: Drilling Deeper

It’s dusk, and you’re pulling into your local garage with car trouble. The mechanic has been there for years, and he takes care of the place—it looks more like an Edward Hopper or Norman Rockwell painting than most 21st century gas stations. You expect him to pop the hood, take a look, and feel his way through the fix, having done the same thing a million times before. So imagine your surprise when he pulls out a rulebook from his back pocket, explaining that things have changed, and now the