"Tech company" is arguably a term whose meaning has shifted into the domain of common popular agreement, away from any rigorous first-principles definition. It

"Tech company" is arguably a term whose meaning has shifted into the domain of common popular agreement, away from any rigorous first-principles definition. It would be equally futile to say "Betsy's Diner may serve coffee, but it isn't a cafe; it's mainly just a sandwich and pastry shop." Or, "Fritz's Foods may sell a few items in bulk, but it isn't a grocer; they mainly sell individually-packaged items."