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Blockchain

Q&A: How might blockchain 2.0 pan out?

The blockchain has many limitations for businesses not least that it is expensive and can be difficult to scale. But what about alternatives?

IOTA – which claims to be a blockchain for the Internet of Things and uses Directed Acyclic Graph (DAG) technology instead of Distributed Ledger technology – received a lot of positive publicity towards the end of last year but then a pretty damning analysis from Multicoin Capital this January. This was, of course, a reflection of the company’s offering overall rather than just the technology.

Now new British startup, Fetch, claims to be working on something being in-between a blockchain and a DAG which captures the benefits of both. We learn more from CTO Toby Simpson in the lightly edited Q&A below.

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