Golem has a story about the recent Google presentation at OSSEU2017:
From Google Translation of German text:
Google wants servers without Intel ME and UEFI
by Sebastian Grüner
According to the motto “Are you afraid?” a team of Google’s coreboot developers is working with colleagues to make Intel’s ME and the proprietary UEFI harmless in servers. And probably with success.[…]
Click to access Replace%20UEFI%20with%20Linux.pdf
Maybe I missed it, but I didn’t see the video of this presentation archived.
Firmware Security 