The existence of the Miracle Box has forced Apple into a constant state of escalation. With every new iOS update, holes are plugged. With every new iPhone model (iPhone XS and newer), hardware exploits like Checkm8 become ineffective against the new Secure Enclave architecture.
To understand the appeal of the Miracle Box, you have to understand the desperation of the locked-out user. A second-hand iPhone locked to a previous owner’s iCloud account (Activation Lock) is essentially an expensive paperweight. An iPhone locked to a specific carrier is useless to a traveler or someone switching networks. Miracle box iphone unlock