https://www.youtube.com/watch?v=4eyidi2HaMY https://www.youtube.com/watch?v=4eyidi2HaMY this unauthorized repairman explains how apple and others prevent peopl

https://www.youtube.com/watch?v=4eyidi2HaMY https://www.youtube.com/watch?v=4eyidi2HaMY this unauthorized repairman explains how apple and others prevent people from hacking/repairing devices, including both owners and pretty much anyone who is not restricted legally by signing an authorization.