your grandparents are post industrialization as well. I'm pretty sure the grandparent post is talking about the world before that point also, if your grandpar

your grandparents are post industrialization as well. I'm pretty sure the grandparent post is talking about the world before that point also, if your grandparents are ~80 yrs old now, they would've started working around ~60 yrs ago. The specified timeframe was 100-200yrs ago.