> I think the greatest barrier here is in verifying the real world house price at exit on the blockchain Also, verifying any of the following on the blockchain

> I think the greatest barrier here is in verifying the real world house price at exit on the blockchain Also, verifying any of the following on the blockchain: - whether an exit has taken place - whether the person claiming to own a house actually owns it - whether the house even exists - anything concerning the real world, really