Motorola's reason we don't have a D3 unlocked bootloader
Motorola's primary focus is the security of our end users and protection of their data, while also meeting carrier, partner and legal requirements. A majority of Android consumer devices on the market today have a secured bootloader.
In reference specifically to eFuse, the technology is not loaded with the purpose of preventing a consumer device from functioning, but rather ensuring for the user that the device only runs on updated and tested versions of software.
device attempts to boot with unapproved software, it will go into recovery mode, and can re-boot once approved software is re-installed. Checking for a valid software configuration is a common practice within the industry to protect the user against potential malicious software threats. Motorola has been a long time advocate of open platforms and provides a number of resources to developers to foster the ecosystem including tools and access to devices for developers via MOTODEV at
I contacted them today about it and that's what they told me. :-(
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