Well the transformer has a use port on the keyboard dock,Is USB useful,Well I don't really need to use it,I tethered the TF to my phone so don't need a 3G USB stick,Got a cheap deal on 3 8GB micro sd card and micro USB reader,So if I ever need anything of the PcAnd I Can't stream it Across I Simple remove the sd and plug it into the USB reader,For me USB isn't a deal breaker,Asus should be releasing the USB adapter next week