10 lines can be big or small at the size of Google. They have ~23 years of legacy, tens of billions in revenue, and a product that requires a massive technical

10 lines can be big or small at the size of Google. They have ~23 years of legacy, tens of billions in revenue, and a product that requires a massive technical infrastructure to operate. Over time that type of money makes a company risk averse as they can afford to be risk averse. Or to simply dump people time onto trivial activities to ensure that things go well. Ideally they could invest in methods of blast radius protection to speed up the iteration cycle. As I recall, they still allowed teams to get a tiny slice of search traffic diverted to a custom experiment on a custom service without too much overhead.