How have we gone from an employment systerm where you are performing an action either unable(due to time or skills) or unwilling todo in return for money, to a

How have we gone from an employment systerm where you are performing an action either unable(due to time or skills) or unwilling todo in return for money, to a system of slaving yourself for a company? Id almost understand from a business poibt of view (which i have been in for the record), but also the people you are hiring are humans, and have a life to live and are trading one commodity for another (their time, your required work). Now the article doesnt specificly target this(i am going off on a tangent i realise), but the amount of, disconnectrd with reality(for want of a better term) lately strikes me a lot, (also puts me atop my high horse as it were). TLDR: Why are we treating staff as a commodity, not a valuable resource while realising it might not be forever and that they also have a life to live.