They could; those were opt-in classes, neither of my parents took them. In my case, it was because my mom didn't care, and my dad didn't think he needed them (worked at IBM in field tech). I imagine most folks were in the same boat.
I wouldn't have taken keyboarding if I hadn't been forced to at the age of 8. I hated keyboarding classes. I am so glad I took them now. I hated doing boring research projects and looking crap up on Yahoo's Directory. I love that I have a basic understanding of how to rate and investigate a website's trustworthiness. Mfers don't even look at the "About" section anymore.