Really cool visual artifact, Jin!
Your book cover looks amazing!
I’ve never heard of Pearltrees before but it reminded me a bit of all those science fiction movies where the characters would zoom in on a hologram to get to a deeper level Great collection of articles too!

from Comments for Jin’s EDC blog http://edc15.education.ed.ac.uk/jdarling/2015/01/31/visual-artifact/#comment-66
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