I can't really argue with any of that, and it may very well be the reason for much of the stagnation. However, I also think that people underestimate how much

I can't really argue with any of that, and it may very well be the reason for much of the stagnation. However, I also think that people underestimate how much hasn't been done yet, or hasn't been done in different, interesting ways. There are a lot of good ideas from the past that have languished and could be used for innovative approaches to all sorts of software.