My takeaway from the Zillow debacle has nothing to do with OPs approach. Instead I look at it from the Antifragile framework. It looks like this business model

My takeaway from the Zillow debacle has nothing to do with OPs approach. Instead I look at it from the Antifragile framework. It looks like this business model had a lot of ways to go wrong and very few ways to go right. In other words, it was fragile. It doesn't even sound like the Black Swan of Covid was needed to make this fail. In other words, if a system is fragile, you can bet on it breaking sooner or later.