Once you have more than one team in the same codebase the opinions start to line up as people start to think the types will save them from stepping on each othe

Once you have more than one team in the same codebase the opinions start to line up as people start to think the types will save them from stepping on each others' toes. Which it might! Publishing types is also a poor-man's contract testing, so people who like that sort of thing will like that sort of thing.