I actually tested the Recon Zeal Transcend goggles last season in Whistler. The technology was awesome however the frames we huge and bulky. They really need to focus on bringing the size of the frames down. I had huge gaps and it didn't work well with my helmet either.
That said, it was unreal being able to look into the bottom corner of the goggle and see things like current speed, maximum speed, distance travelled, current temperature etc.
These are the goggles I tested:
