The less standard the less obvious it is to get ahold of it probably the better. It's easy to trick yourself into thinking like, Oh, I should just put everything in like really weird locations and these other automation won't find it. There are platform specific APIs for like enumerating secrets. Using keyering also gets you that it also gets you this configurability because once you actually put your code of introduction in the cloud, it's not going to have access to your local keyring on Mac.