The thing is, that as minor as these changes are to those who don't design fans for a living, simply changing the shape of the blades could easily add much more airflow, reducing the need for the blades to spin faster, thus creating a quieter PC for us all. That's what Enermax did. They got their brilliant monstrous brains together and came up with a fan that could keep our cases cold while providing much less noise in the mix. They called it the Twister, which I thought was a silly name for a fan. But you know, who cares if their naming skills suck? They designed one hell of a cool fan. Here are some details on it: OCModShop
