[2] https://ryf.fsf.org/vendors/raptor
More info:
[3] https://wiki.raptorcs.com/wiki/Main_Page
[4] https://www.talospace.com/
[5] #talos-workstation on IRC, where people using these systems daily hangout. Accessible through the Element Matrix app IRC bridge too.
Now idk whether that's innovation, but it's a big thing IMO. AMD, Intel and ARM have proprietary bits in them that can potentially spy on your entire system (AMD Platform Security Processor, Intel Management Engine)