More PRT: Rebuttal
See How They Distort: Two examples of anti-PRT propaganda
He writes, "However, being wrong does not stop Avidor from repeating those claims in forum after forum." http://seattlepi.nwsource.com/soundoff/comment.asp?articleID=237159 http://seattlepi.nwsource.com/opinion/237556_antiprtop.html
Frankly, the fact that elevated guideways are ugly as hell is enough to make me oppose PRT.
Feel free to try PRT somewhere to find out if it actually works. Just not in my (and Ken's) city.