Comment by palmotea

> Furthermore, I contributed to brainstorming the early Overlake cards in 2020-2021, drafting a proposal for a Host OS <-> Accelerator Card communication protocol and network stack, when all we had was a debugger’s serial connection. I also served as a Core OS specialist, helping Azure Core engineers diagnose deep OS issues.

What exactly are these "Overlake accelerator cards"? What are they accelerating?