[popol12]

It’s only available for Pixels.

[GordonS]

Ah, that would do it!

[astroid]

It's due to hardware reasons just as an FYI - I forget the specifics, so forgive me if this is dated, but I believe it had to do with some crypto-specific chip if I remember right.

[ranger_danger]

Yeah the proprietary blackbox security chip that they pinky promised to open source but never did...