Compared to the Blackrock buying up entire neighborhoods, this is unlikely have any effect on prices. Additionally, Redfin's transaction volume was already way down.

We still need a more efficient way to let people transact real estate.

Even just the environmental impact that makes it cheaper to commute an extra 20 minutes to work rather than move seems like reason enough to work on efficiencies. The rental market is also insane, so maybe just focusing there would be easier than in the owner market.