lambda user = average user. I don't know if the author of that message is french, but in french we use that expression quite a lot. It's meant to be used as a s

lambda user = average user. I don't know if the author of that message is french, but in french we use that expression quite a lot. It's meant to be used as a sort of "plug in any user" sort of variable, as in "for the user lambda" or "for the user x" sort of thing.