Blockchain looking more and more like a ball and chain?

By Stephen Downes - Stephen's Web. Blockchain looking more and more like a ball and chain?
Donald Clark, Donald Clark Plan B, 2018/10/04
Donald Clark was a fan of blockchain a couple of years ago but he reports that he has "fallen out of love with this technology" because "I’ve still to see a single implementation in learning that is worth the candle." I think this is true, and I think most of the educational implementations to date have been trivial. More...