Originally Posted by pereb27
Instead of "3k and 4k cannot be downgraded", you should write, "units that had 3.56+ from factory cannot be downgraded". Because you're omitting the undowngradable 2500s here.
In my opinion, having "PS3's 3k and 4k cannot be downgraded" is easily more comprehensible than what you wrote. And anyone can go check their PS3 if they're hackable or not by verifying the model number on their PS3 console stamped.