The Badge and the Blockchain

Bryan Mathers, Visual Thinkery, Nov 18, 2015
Commentary by Stephen Downes

Another illustration from Bryan Mathers, authored a number of weeks ago. The subject of badges came up yet again (this time at OIF meetings in Tunisia) and I thought back to Doug Belshaw's proposal to use the blockchain to validate badges. But the blockchain - used to create digital currencies - is an obscure concept. This illustration helps a lot.

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