AMD would not be jumping in cold, as the article says: "AMD is an Arm licensee and has quite a bit of experience with Arm architectures, dating back to its K12

AMD would not be jumping in cold, as the article says: "AMD is an Arm licensee and has quite a bit of experience with Arm architectures, dating back to its K12 architecture that never came to market as planned back in 2017. Fast forward to today, and AMD does ship Arm cores, but they come as small microcontrollers for relatively simple tasks, like the company's in-built Platform Security Processors (PSP) that perform security functions to harden the company's CPUs."