About three to five times a year the tests help me make a feature much more useful because I realize that there’s an interesting corner case that’s easy to chec

About three to five times a year the tests help me make a feature much more useful because I realize that there’s an interesting corner case that’s easy to check and easy to implement. Lots of times people don’t ask for things because they guess wrong about where the difficult parts will be and they learn from our pushing back to ask for less.