Is SiFive the RISC-V Standard Bearer, or a Design Mercenary?

Send us Fan Mail SiFive, a pioneer of commercializing the RISC-V instruction set and resulting IP, has announced a number of custom design wins. And a lot of them leverage Arm technology. In fact, SiFive's recent 20G1 release revealed that the company has developed SiFive Insight, debug and trace IP that features native compatibility with? You guessed it. Arm’s CoreSight IP that serves the same purpose. So, is the RISC-V standard bearer ditching its heritage to become a design mercenary? Or i...