Smith is launching a newer, boxier version of the I/O: the I/OX
http://snowboarding.transworld.net/1000169119/news/smith-launches-new-iox-and-iox-goggles/
it's badass, but it starts at $175, and the polarized, turbo fan version (most expensive) is $335
I/OX Turbo goggles with a new Elite Turbo Fan
(MSRP $275 with two lenses / $335 polarchromic version with additional sensor mirror lens)