I was thinking the same thing. Apparently tech means software now, at least according to the author. For example, what about companies like DuPont. Surely th

I was thinking the same thing. Apparently tech means software now, at least according to the author. For example, what about companies like DuPont. Surely they are a technology company. Are they also a tech company? The author provides no framework to address the question which, in my mind, means they were largely unsuccessful in their attempt.