Darko follows these people on Refind.

This is the official Twitter channel for Java and the source for Java news from the Java community. Managed by Yolande Poirier @ypoirier
#CERN, the European Organization for Nuclear Research, is the world's largest particle physics lab, home of the #LHC. French: @CERN_FR
Comedy Central
Finally, comedy on Twitter.
BBC Technology
The official account for the BBC News technology team.
News, tips, and tricks direct from the Android team.
Bill Gates
Sharing things I'm learning through my foundation work and other interests...