It's possible to not implement remote attestation even when you implement secure boot.

This company is explicitly all about implementing remote attestation (which is a form of DRM):

https://amutable.com/events

> Remote Attestation of Imutable Operating Systems built on systemd

> Lennart Poettering

> This company is explicitly all about implementing remote attestation (which is a form of DRM):

Is there a HN full moon out?

Again, this is wrong.

DRM is a policy.

Remote attestation is a technology.

You can use remote attestation to implement DRM.

You can also use remote attestation to implement other things.