This is totally off topic to whatever you guys are talking about but would you guys know how important the heat sink is for this model of LED- http://au.mouser.com/ProductDetail/Cree-Inc/CXA3070-0000-000N00Z230F/?qs=sGAEpiMZZMu4Prknbu83y0bObCPMgyC%2fl6eQby5L%2fDGQDb9TViwpOg%3d%3d
I have just...