how can multiple people mine bitcoin


to . So you’ve heard of , and you’re ready to get your hands on some digital wealth.

Even with top-notch digital encryption, if there was no central registry to show that certain had already been “paid” to someone else, you could sign over the same coins to in what’s called a double-spend attack, like writing

– a process that helps manage transactions as well as create new “wealth” – is the new Beanie Babies.

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