As excited as we were about Asus’ P6X58 USB 3.0-packing motherboard, it Speculation is suggesting that Asus may have pulled the board due to poor USB 3.0 performance, but there is nothing official yet. With little to no USB 3.0-capable devices presently on the market, Asus’ isn’t really hurting anything by setting the project aside – unless they have something else up their sleeve.