U.S. President Donald Trump’s $250bn economic battle with China has run into a one-man obstacle. A trade-war whisperer working for the other side.

If an army of optimistic investors is to be believed, then cryptocurrencies are set to take over the world.

Technological innovations these days seem to come and go with the speed of high fashion. It’s no surprise, then, that we tend to stick with legacy systems well beyond their maximum effectiveness.

Nearly 100 percent of executives agree that blockchain will upend traditional supply-chain management, but fewer than half are equipped with a strategy.

No one dies for fashion in greater numbers than, it turns out, the trees. More than 150 million are cleared every year, shipped around the world, then pulped and processed into viscose.