Hurd/Linux and Xanadu/WWW are classic examples of worse is better, minimum viable products, and perfection being an enemy of goodness.

Imagine what kind of world we would be in today if we had had to wait for Hurd and Xanadu?

Shipping is always a feature, and sometimes perfection at the cost of depriving the world of goodness is just the vice of excessive pride dressed up in other clothes.