I came the other way. As in, tests displaced types. Did Java for 13 years. Then moved to Ruby and lost the type system I had leaned so hard on. After an adjus

I came the other way. As in, tests displaced types. Did Java for 13 years. Then moved to Ruby and lost the type system I had leaned so hard on. After an adjustment period I got into the new groove of just testing all code, and I don't miss my hard typed days at all.