> A Blockchain is a public (or at least shared) digital notary. ... > transactions are more expensive without a third party, because you need > to make the process of adding a new block "expensive enough" in order to > make sure that the one doing it can not deploy enough computing power to > hack the existing blocks during the process.
And, one needs to remind oneself, "expensive enough" can only ever mean "today". Karsten Hilbert _______________________________________________ openEHR-technical mailing list openEHR-technical@lists.openehr.org http://lists.openehr.org/mailman/listinfo/openehr-technical_lists.openehr.org
