SVN provided the ability to steal locks, and locks were opt-in so e.g. you wouldn't have made CSS need locks because it's a text file and merges fine. Mandatory

SVN provided the ability to steal locks, and locks were opt-in so e.g. you wouldn't have made CSS need locks because it's a text file and merges fine. Mandatory locking was mostly for binary work files e.g. PSD and the like.