how many copies of the bitcoin blockchain are there

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thousands of identical which kept in sync worldwide thanks to its protocols.

The “” a constantly growing database of transaction information which sent out to all nodes in network.

addresses ? 14. to check Bitcoind block chain download progress level.

Would any additional issues if we included a client (and associated source code)? The idea to make it easy for people to get started using without having to download 6 or years’ worth of data.

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https://en.wikipedia.org/wiki/How

https://en.wikipedia.org/wiki/Howard_Stern

https://en.wikipedia.org/wiki/How_I_Met_Your_Mother

How many copies sold is a bestseller? – Tess Gerritsen