WARNING!-Don't update BaseBand of NEW iphone3Gs

WARNING, Starting week 127 Apple has started using a NEW BASEBAND CHIP made by TOSHIBA. If you try flashing 6.15 Ipad baseband it totally erases the chip with the unwanted side effect of erasing imei, bt, wifi. As far as is known this only effects the 8gig GS. What to look for? S/N xx127xxxxxx and above. BE WARNED.