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The Framework Laptop 13 is about to become one of the world’s first RISC-V laptops
(www.theverge.com)
This is a most excellent place for technology news and articles.
Both Intel and AMD invest a lot into open source drivers, firmware and userspace applications, but also due to the nature of X86_64's UEFI, a lot of the proprietary crap is loaded in ROM on the motherboard, and as microcode.