They succeeded at building companies, but they also externalized a lot of issues. Tenants being evicted to turn rentals into Airbnb hotels, additional traffic i

They succeeded at building companies, but they also externalized a lot of issues. Tenants being evicted to turn rentals into Airbnb hotels, additional traffic in cities, jobs turning into precarious gigs, etc. Ethics are important, because they change the criteria for decisions from being only dollars matter to "what's the right thing to do." A society full of ethically challenged dollar maximizers is not that good a place to be in.