"All of this can be done with pen and paper level technology." If pens and paper are technology then why aren't pen and paper manufacturing companies referred

"All of this can be done with pen and paper level technology." If pens and paper are technology then why aren't pen and paper manufacturing companies referred to as "tech" companies NB. I am not asking what is a "tech" company or how they are different from other companies. I'm asking why call it a "tech" company given that technology is a broad term used to describe far more than computers