jamesd>>>While issue of a purely fiat digital currency without state backing would be an interesting experiment, such a currency could never gain value, never become useful as a medium of exchange. << If it started as one unit of barter value that was level with the dollar and floated with it,then its scalable and could and should overtake the dollar at some point.(phase transition or slow fade of D?) Any interference punishable by APster,certain death.Many details remain but you seem mistaken on this,if its hopeless,why bother?

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However the niche market where most people expect the introduction of digital cash is internet transactions, where breaking the defaulter's neck is not a viable option<<

You must have APster justice.You have all the horsemen loose so there must be a rein or the masses will support the corrupt,rancid state's crackdown.Not that the crackdown will succeed entirely,new attempts will surely follow. Huge bombproof remailers,APster backup of contract law and e-cash based on what you know best.The value of your labor. "Four hundred billionaires now possess wealth equal to that of the 3 billion poorest people on the planet. This capitalist system is inherently violent, oppressive and exploitative. Capitalism cannot be reformed, and that's why we need to abolish it."