dashboard updates aren't going to do anything except update the dash :?
and yes 2.3r3 is the latest firmware out... however stealth doesn't work very well anyhow so wtf u on about saying " help bypass Xboxlive" u even know what you saying?
and i'd use XBC / Schtromextract to inject stealthsectors such as video, PFI, DMI
ss merger is for merging a raw game-image with a SS...