From a software perspective, I think he'll be remembered as a Ballmer. He's pushed the services shtick to an extent even Steve would blush at, and kinda ruined

From a software perspective, I think he'll be remembered as a Ballmer. He's pushed the services shtick to an extent even Steve would blush at, and kinda ruined the Mac and iOS in the process (IMHO). FWIW I don't hold Musk or Zuck in very high regards either, it's just that neither of them were as successfully insidious as Tim was.