Farm hands were close to 30% of the jobs in the U.S. before the combustion engine - now they're <1% of the jobs. Entire towns consisted of farm hand jobs, and

Farm hands were close to 30% of the jobs in the U.S. before the combustion engine - now they're <1% of the jobs. Entire towns consisted of farm hand jobs, and people migrated solely for them, so the job itself was more important than anything we have today.