Article in spanish about how we should give a better introduction to free software roles and systems to new users, to makethem realise easily how important are they for the free software to improve.

Interesting tool to relate your posts in wordpress:

A plugin that uses the related terms Yahoo service to relate the posts you make on your wordpress, and gives other posts related to it in a block.

Extract Terms

easy mapping - So the trick to map easily is:
I take pictures with my Canon Powershot A630, and get the gps information from my telephone.
I match them with gpscorrelate-gui (I have to get the proper commandline yet…). The most important part is calculating the difference between your camera and your gps, so you can align them perfectly. For doing so, a nice trick is to start the mapping taking a picture of the gps driver.