The fan test feature comes as part of the PSU's Corsair Link components.
I doubt the Gold Rating will put anyone off. The differences in power draw from the wall are minimal going beyond Gold, particularly in the EU where we use 230V.
Strange thing is that in the EU the efficiency that we get with a gold rating is the same as the efficiency requirements of a Platinum rated PSU in the states.
They could call it the Corsair Blanc series. I dare say Tom would snap them up in a heart beat, apart from the AIO as he's already one step ahead of the game in that department.