"This is a feature: we let the user see the message and wait for 1 sec
after showing it, to make sure this particular message is not
immediately replaced by some others. From after-find-file:
(when (and warn msg)
(message "%s" msg)
(or not-serious (sit-for 1 t))))
^^^^^^^^^^^^^
(The value of not-serious is nil in this case.)
Yes, that's it. I got answer for bug report:
"This is a feature: we let the user see the message and wait for 1 sec
after showing it, to make sure this particular message is not
immediately replaced by some others. From after-find-file:
(when (and warn msg)
(message "%s" msg)
(or not-serious (sit-for 1 t))))
^^^^^^^^^^^^^
(The value of not-serious is nil in this case.)
This is not a bug."