THe Dems are following the game plan Michael Moore laid out in the article linked in the OP here
http://www.gopbriefingroom.com/index.php/topic,250695.msg1238212.html#msg1238212 They aren't just using Delphi tactics, they are packing the room and shouting the Congressperson down.
If you want your opinion known, and it is worth the time, write (hand done, cursive, even) a letter to your congressman or Senators and make your opinion known. Handwritten letters from home districts are more likely to actually be read.