Hi everyone,
Jean-Frédéric
<https://commons.wikimedia.org/wiki/User:Jean-Fr%C3%A9d%C3%A9ric> has made
an upload campaign on Wikimedia Commons for the event:
https://commons.wikimedia.org/wiki/Campaign:Wikimania
Uploading from this link will put your pictures in the good category
automatically. No one is forced to use it, but I guess it might be useful
for some people.
--
Pierre-Selim