What's Blockchain Actually Good for, Anyway? For Now, Not Much

Not long ago, blockchain technology was touted as a way to track tuna, bypass banks, and preserve property records. Reality has proved a much tougher challenge. In early 2018, Amos Meiri got the kind of windfall many startup founders only dream of. Meiri’s company, Colu, develops digital currencies for cities—coupons, essentially, that encourage people to spend their money locally. The company was

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CLNはICOで得た２０００万ドルを返金、ワッパーコイン、マグロの偽装、PHRの認証などブロックチェーン疲れが蔓延。中央集権でないブロックチェーンは全体の３％。