https://en.wikipedia.org/wiki/Dot-com_bubble
That bubble formed because of inefficiencies and excessive speculation in the tech market itself after a period of extreme growth.
I'm not necessarily agreeing with the article that we have arrived at that point in the cycle again, but I'm not as sure as you that it won't happen at all. And I'm pretty sure I'm not the only one.
So it seems reasonable to take the view that while software is eating the world other software and technology will eat its own lunch.
The rates of technological and scientific development have arguably been increasing since the dawn of mankind[1]. I figure if we see any major progress in life extension in the next 50-80 years, there's a nonzero chance that some people alive today may live long enough to effectively acquire some form of immortality.