> Google's code is immensely complex, so once the institutional knowledge goes out the door, debugging and fixing problems becomes very difficult. How complex

> Google's code is immensely complex, so once the institutional knowledge goes out the door, debugging and fixing problems becomes very difficult. How complex can a static (since there's no new URLs being added) URL shortener get? If it's really that bad just rewrite it to something simpler in an afternoon and be done with it. It must be a better option than the bad will of sunsetting something like this will generate no?