-2 or smaller for less than default.
< -1000 to hide the format (if there is
another one which is strictly better)
-2 or smaller for less than default.
< -1000 to hide the format (if there is
another one which is strictly better)
10 if it's what the URL is about,
-1 for default (don't know),
-10 otherwise, other values reserved for now.
10 if it's what the URL is about,
-1 for default (don't know),
-10 otherwise, other values reserved for now.