Via Uggabugga and NYT.
The idea is to reform campaign finance by not allowing recipients to know the identity of donors. Apparently this is already done in some judicial races here in the states.
In Chile they have begun to do this with donations greater than $500.
An aside: The Chileans this weekend were not willing to subject 200 some guests to searches to accomodate Bush - as a result his state dinner was downsized from 200 or so to 21.