We're now able to unlock the Sony Ericsson Xperia X10 instantly via software and cable.

No waiting around for codes , get your X10 unlocked and good to go in minutes all you need is the regular USB data cable that shipped with your phone and a windows based OS, more details here:

Sony Ericsson X10 Software

Of course we can also unlock the x10 using codes, which takes a bit longer, a list of x10 unlock services offered by GSMliberty.