Exactly, the "tech" in "tech company", and the "technology" in "chief technology officer" are two completely different things. "Tech companies" are arguably ju

Exactly, the "tech" in "tech company", and the "technology" in "chief technology officer" are two completely different things. "Tech companies" are arguably just product and service companies with a particular pattern of how the products work or sometimes how the business models work. From that perspective, it makes sense that many of the people running them came out of the product side, or the commercial side.