Can GreyKey or anything else really bypass the unlock attempt counter of an iPhone set to erase itself after 10 unsuccessful attempts? Have they found a way to

Can GreyKey or anything else really bypass the unlock attempt counter of an iPhone set to erase itself after 10 unsuccessful attempts? Have they found a way to replace the firmware that executes that erase procedure? In that case, only password complexity can save you. But no evidence is shown that proves they can accomplish this.