It's all about the bling. Okay, PC building isn't all about looks, but if the rise of tempered glass and RGB have shown us anything, it's that looks matter, and it's easier than ever to build a great looking system. Today, we're looking at the latest round of Corsair RGB fans with the LL120 and LL140 kits. Are they worth up to $39.99 a piece? Let's find out.