*** Apologies for cross-posting ***
There is going to be a 2-day mapping party this weekend at MadLab in conjunction with the Software Freedom Day and the Hackademia week. For more details please see
http://wiki.openstreetmap.org/wiki/Mapping_Weekend
http://www.lml.lse.ac.uk/~patrick/hackademia//styled-12/
Hope to see you there.
Best wishes, Yuwei