Does NAND get updated/read on start-up. If yes couldn't you first use a overclocking tool seen in this forum to underclock the cpu therefore making a vulnerability in the system to gain access to the decryption keys from a different layer of nand?
guys i just checked to see what's in the fortnite item shop today and saw that metallica skins, atla skins and jjk skins are in the item shop at the same time rn, shit's not real