It was brought up in several other threads. Basically it's hearsay and people just making theories.. Could it be true sure, but is it likely not really. TX has been around since the xbox scene and are fully capable of doing their own thing. SX OS offers many other features that could have been effected such as XCI mounting, a cheat system and emunand all these things have to be checked and working. Otherwise there would be threads about why this or that is not working.