It goes back to prehistory as we have evidence of a scribe class and accounting classes in Mesopotamia and vicinity via the clay tablets that survived. I think

It goes back to prehistory as we have evidence of a scribe class and accounting classes in Mesopotamia and vicinity via the clay tablets that survived. I think it’s as natural as there being leaders of packs. Some people have specific qualities making them better than another person in a specific endeavor. That other person might be better in another area. Unless a hermit, it makes sense there was specialization and we don’t do much pursue jacks-of-all-trades. >"social media allowed ordinary people to express themselves outside of..." In a limited fashion, yes, but speak of something your employer disagrees with and one may regret that take as unrelated to doing your job it may be.