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Re:Hard Problems in Cryptocurrency: Five Years Later by seibelj on Sunday November 24, 2019 @12:00AM (#21618464)
Miners in Proof of Work currencies that find a block can choose what transactions in what order get mined. Through which they can change the order of operations, but they can’t invent transactions or manipulate them directly. I have found the issue of miners and transaction manipulating to be overblown.
Re:Hard Problems in Cryptocurrency: Five Years Later by Nursie on Sunday November 24, 2019 @06:35AM (#21619765)
They could block, and may find themselves required to block transactions from unknown sources if this space becomes more regulated.
Re:Hard Problems in Cryptocurrency: Five Years Later by knocte on Sunday November 24, 2019 @10:58AM (#21621140)
Solution to this is privacy-based wallets and/or second layer payments (e.g. lightning network).
Re:Hard Problems in Cryptocurrency: Five Years Later by Nursie on Tuesday November 26, 2019 @02:39AM (#21636318)
Lightning is a joke. A really bad one that keeps dragging on.

Production ready in 18 months! Forever...

Re:Hard Problems in Cryptocurrency: Five Years Later by knocte on Saturday November 30, 2019 @11:24PM (#21673843)
What do you mean? it's already in production.