Links...

http://www.changethis.com/
" ChangeThis is creating a new kind of media. A form of media that
uses existing tools (like PDFs, blogs and the web) to challenge the
way ideas are created and spread."
...and the do sehr well!

some more links, nice and pushing:
http://rka.name/
http://ceetah.soup.io/
http://www.unusuals.net/