[DEFAULTDNB]

Originally Posted by carldenning technically it is and not , if the ps3 was on fw 3.21 or under then the move wouldnt work as the move didnt come out till 3.40 fw update .

Yes but it came with a demo disc to update your PS3 to 3.40-3.41 etc so you can use it on any PS3 that isnt already 3.40+... :P

And since ALL 160GB slims start off with 3.40 installed your case is moot
http://www.ps3devwiki.com/wiki/SKU_Models#PS3_Slim