Here's a way I've previously "validated" some of my designs in this area. Look at Slashcode (http://www.slashcode.com/ http://www.slashcode.com/), the code tha

Here's a way I've previously "validated" some of my designs in this area. Look at Slashcode (http://www.slashcode.com/ http://www.slashcode.com/), the code that powers Slashdot. They have quite a few threading features and they obviously figured out performance issues.