If you do decide to use it, there are millions of videos on it. Go to this website for some videos that show you how to use it with FileZilla (which is free)
YouTube - iTouchMaster2's Channel
itouchmaster2.googlepages.com/myvideos
Go here to find some videos on how to SSH using WinScp (also free, Windows only)
YouTube - iPodTouchHelper44's Channel
iPodTouchHelper44 - How to Install and Use WinSCP
Hope I helped.