SteamOS seems less hostile to users.<p>In Sony&#x27;s case upgradable has meant forcibly downgradeable.<p>Many bought a PS3 solely because it ran Linux, this was removed by an update.<p>Sony&#x27;s famous battle over removing &#x27;other-OS&#x27; and its shameful tactics against Hotz exemplified a culture of mistrust of end users and disdain for &#x27;off-label&#x27; uses.<p>Sadly it has a  long history of this culture, q.v. the 1990s software removal of Digital-Video-in for European digital video cameras - preventing one dumping back to digital tape - removing much of the value.<p>Sony, itself, has expressed regrets, like the loss of the digital Walkman market with their near unusable proprietary music codecs that took hours to transcode &amp; upload.<p>Sony, genius engineering hamstrung by legal.<p>Explicitly, by their vast media catalogue &amp; the piracy boojums entailed.<p>When the superior Betamax lost the format wars to VHS because of selective media licensing in the 1980s, Sony responded by becoming a media empire.<p>Sony has broken its own tech ever since.