It's a highly-dimensional box, isn't it? This age-old tension between interface standards and business/innovation speed.

Everything is a file is a good example of a fundamental and major standard that lasts till today and even though IPC kind of didn't make it all the way, I think about the core UNIX philosophy and Alan Kay's thoughts around as very, very accurate in terms of where we've ended up and what the likely ways out look like to me.