TRUE Worth it?

[mad_skills]

There are like n+1 topics on this subject, dude - use search.
Bottom line, if you need it it's worth it. If you want high performance air heatsink take Vendetta 2 or Xigmatech or that other cloned thing...

[OdinEidolon]

xigma really rocks. all the companies like ocz, sunbeamtech, kingwin, even silenx use its HDT design (they rebrand xigma hsf with another fan).
just check
www.frostytech.com