When chains and blocks serve no useful purpose
About 18 months have passed since the finance sector woke up, en masse, to the possibilities of permissioned blockchains, or to use the more general term, “distributed ledgers”. The period since has seen a tsunami of activity, including research reports, strategic investments, pilot projects, and the formation of many consortia. No one can accuse the banking world of not taking the potential of this technology seriously.
Naturally, the explosive growth in blockchain projects has driven the development of permissioned blockchain platforms, on which those projects are built. For example, our product MultiChain has tripled in usage over the past year, whether we measure web traffic, monthly downloads or commercial inquiries. And of course, there are many other platforms, such as BigChainDB, Chain, Corda, Credits, Elements, Eris, Fabric, Ethereum (deployed in a closed network), HydraChain and Openchain. Not to mention still more startups who have developed some kind of blockchain platform but have not made it publicly available.
For companies wishing to explore and understand a new technology, an abundance of choice is generally a good thing. However, in the case of blockchains, which still remain loosely defined and poorly understood, this cornucopia comes with a significant downside: many of the available “blockchain” platforms don’t actually address the core problem they are meant to solve. And what is that problem? Allow me to quote the succinct video definition by Richard Gendal Brown, CTO of R3, in full:
A distributed ledger is a system that allows parties who don’t fully trust each other to come to consensus about the existence, nature and evolution of a set of shared facts without having to rely on a fully trusted centralized third party.
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