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Commercial activity was also kicked up a notch thanks to the growing popularity among global audiences of livestreaming, where merchants speak in real time to promote their products and give out limited-duration coupons to entice prospective buyers.

Come to think of it, it has become fashionable to pepper business discussions and media releases with "blockchain". The other day, I heard someone saying blockchain can be used to set up a chicken farm!

Coates said connections among scientists were especially important because they turn scientific projects into communities with shared responsibilities and values.

Cohen's extraordinary account marks the first time that any Trump associate has gone into open court and implicated Trump himself in a crime, though whether — or when — a president can be prosecuted remains a matter of legal dispute.

Compulsive stock trading also lacks the social stigma that may act as a deterrent toward traditional forms of gambling, even though the stimulation behind both is similar, they said.