On Sat, 24 Aug 2013, Sean Hunt wrote:
Transfer Zombie G. to Fool, amend its text to "I perform the LEGAL actions specified by the casher in the cashing message. I create a promise identical to this one and transfer it to the casher.", and set its expiry to the epoch.
This suddenly made me realize that the author destruction condition in the original promise (and many of the other Zombie promises) is almost entirely useless, since the casher can simply use the promise to create a new indestrucible promise.