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Re:The Imminent Decentralized Computing Revolution by eric_bullington on Sunday October 12, 2014 @08:46PM (#8447080)
What proof-of-stake blockchain is presently working and stable without checkpoints?

Are there any (serious question)?

Re:The Imminent Decentralized Computing Revolution by jaekwon on Sunday October 12, 2014 @08:52PM (#8447091)
None are working yet. They're being developed. No centralized checkpoints.