How did opendoor manage to do the same thing better? The article seems like a takedown of the model, but opendoor managed to do the same thing profitably. From

How did opendoor manage to do the same thing better? The article seems like a takedown of the model, but opendoor managed to do the same thing profitably. From what I've read it seems Zillow never had the actual expertise to do this, they were always a house price checking site. On the other hand opendoor started out doing this from the start.