Apples Activation Lock is available on newer Macs.....😬 😬 😬 December 06 2019

This is good and bad, good if you're Mac is stolen.  Not so good if you're a refurbisher or you lose your mind and lose access to iCloud tied email.  The same woes that have befallen thousands of iOS Devices to the art of paper weights can now bestow upon our beloved Macs.

Fixit published a great article here.