It definately provide more grip than the kana v2. The xai feels of better build quality although the sensei raw more than makes up for the difference in build quality if you add the lower weight and better sensor performance.
If you had seen some of the posts earlier I think you would understand why. Some people love spreading untrue and potentially harmful rumours. And then theres some people who dont understand it was a beta and not the full release
Is my silverstone sfx 450w good enough for the r9 270x? The listed system requirements is 500watt but I assume that is because most people have low quality psu's
R9 270x model: http://www.sapphiretech.com/presentation/product/?cid=1&gid=3&sgid=1227&pid=2037&psn=&lid=1&leg=0
On another note, I'm upgrading from a hd7850 and I have started to wonder if it's really worth the 70$ extra