You seem to equate slacking off with failure, when there's plenty of evidence to the contrary: https://blog.trello.com/slacking-off-speed-up-productivity
It's important to separate what we feel is productive work, from what will actually produce the most work on aggregate across society.
I think we can build a world where those who feel they need downward or lateral pressure to get things done can have this, but not at the expense of everyone else.