Personal computers were introduced around 1975 and were widespread in offices by 1985. The Internet was widely available by 1995.
Yes, there was a cohort of people who grew up and became adults without Internet-connected computers in their lives. Those people are dead. Baby Boomers in their 70s, 80s and 90s used networked PCs 40 years ago.
The idea that grandmas and grandpas, much less parents and aunts and uncles, are inexperienced with technology is obsolete and meaningless. Enough already.