Super cool extension to trace bitmap on Inkscape, using the centerline of stroke! Get it here:
Saw Eylul's presentation at #lgm it was really interesting.
Point was about her experiences with teaching students concepts instead of software, and in particular more about modifying tools and seeing the computer as one that can be modified too. Which was important when the students were doing something as technical as photography.
#libregraphics call for presentations is out: