Integration Type 0. MAD Escrow
Mutually-Assured-Destruction Escrow, with no judges needed
Propose initial transaction
Set and cryptographically sign the terms of the transaction
Collect collateral and the transaction amount in a multi-sig
Open a communication channel between parties
If item delivered, sign transaction releasing the collateral of both, and the item payment to the seller
If item delivered in bad condition, allow to negotiate changing the terms of funds release for the multi-sig
If item not delivered at all or broken, allow to propose the refund + collateral unlock
Timeout from one party renders default judgment
If all fails, agree to delegate to Integration Type 1 or Type 2