From the discussion over at Plastics News, I'm adding Highline PC .
If you haven't seen the above linked discussion, please take a look. It's about the poor state of the blogosphere in the polymer areas, something that is now becoming painfully obvious the pitifulness of the state, especially compared to similar areas (chemistry, physics...)
Improving this isn't just a one person operation. We all need to work together. It's good to see that something is happening. Let's keep it going.