just got litespeed and my vbulletin site is faster than a speedy bullet . Page generated in 0.22316 seconds with 127 queries [Server Loads: 0.24 0.10 : 0.04] before was way high was like 3 to 4 seconds to generate a page . but I wont recommend this product to my competitions lol. I a happy camper with litespeed . vbulletin,xcache,zend,vbseo all working great with litespeed.