Yeah, in order to start doing anything we need a working jailbreak. The KT2, KV, and PW2-when-on-fw5.6.1 cannot be jailbroken (we hope this will change sometime soon), sorry.
On the other hand, as knc1 said, you can jailbreak it if you are comfortable using a serial port.
https://www.mobileread.com/forums/sho...d.php?t=247480