I thought this project was interesting because it was created as a follow-up to 0MQ with the changes long discussed on the author's blog.<p>* <a href="http://250bpm.com/blog:4" rel="nofollow">http://250bpm.com/blog:4</a> (Why I should have written 0MQ in C instead of C++ Part 1)<p>* <a href="http://250bpm.com/blog:7" rel="nofollow">http://250bpm.com/blog:7</a> (Does GPL hurt free software?)<p>* <a href="http://250bpm.com/blog:8" rel="nofollow">http://250bpm.com/blog:8</a> (Why I should have written 0MQ in C instead of C++ Part 2)<p>* <a href="https://github.com/nanomsg/nanomsg" rel="nofollow">https://github.com/nanomsg/nanomsg</a>