There's a contrast between working with RISC-V and POWER covered at https://www.phoronix.com/scan.php?page=news_item&px=Libre-RISC-V-Eyeing-POWER https://www.ph

There's a contrast between working with RISC-V and POWER covered at https://www.phoronix.com/scan.php?page=news_item&px=Libre-RISC-V-Eyeing-POWER https://www.phoronix.com/scan.php?page=news_item&px=Libre-RI... which may be relevant, though I do rather agree about IBM, even while developing on a POWER9 system.