Talk:Blockchain

To Remember later
Some didactic blockchain-concept explanations:
 * Best "Visual Demo", https://www.youtube.com/watch?v=_160oMzblY8  (and other visual metaphors as here)
 * The concrete Demo is here: https://anders.com/blockchain/
 * Other, with Peer and users, https://blockchaindemo.io/ (see [animatedGif-tutorial](https://www.producthunt.com/posts/blockchain-demo-2))


 * Best source-codes for "starting point" to the blockchain semantic:
 * Python: ...
 * Javascript: https://www.savjee.be/2017/07/Writing-tiny-blockchain-in-JavaScript/ and
 * Go: https://jeiwan.cc/posts/building-blockchain-in-go-part-1/

Some sources of good discussions about new feature implementation in the Bitcoin System,
 * BIPs: https://github.com/bitcoin/bips
 * Example and edition complement at Wiki: https://en.bitcoin.it/wiki/BIP_0032

Concrete examples of use "Proof-of-X" consensus algorithm,
 * Proof-of-Work: Bitcoin
 * Proof-of-Stake ...
 * Proof-of-Cooperation https://2017.fair.coop/faircoin-activates-the-first-100-cooperative-blockchain/ (explained also at https://fair-coin.org/en/ecological-blockchain-consensus )
 * Proof-of-Cooperation https://2017.fair.coop/faircoin-activates-the-first-100-cooperative-blockchain/ (explained also at https://fair-coin.org/en/ecological-blockchain-consensus )

Main statdards and communities:
 * Hyperledger as main one, https://hyperledger-fabric.readthedocs.io/en/release/
 * Blockchains Ethereum (many non-money examples)
 * Blockchains Bitcoin (some non-money examples as the fork used at http://democracy.earth)